{"product_id":"400cc-vs-450cc-vs-500cc-breast-implant-sizers-m-bra","title":"400cc vs. 450cc vs. 500cc Breast Implant Sizers | M Bra","description":"\n\u003cdiv class=\"oumenta-product-description\" style=\"font-size:19px;line-height:1.75;color:#333333;\"\u003e\n\n\u003cstyle\u003e\n.oumenta-product-description p,\n.oumenta-product-description ul,\n.oumenta-product-description li {\n  font-size:19px !important;\n  line-height:1.75 !important;\n}\n.oumenta-product-description details \u003e summary {\n  list-style:none;\n  display:list-item;\n  list-style-position:inside;\n}\n.oumenta-product-description details \u003e summary::-webkit-details-marker {\n  display:none;\n}\n.oumenta-product-description details \u003e summary::before {\n  content:\"▶\";\n  display:inline-block;\n  margin-right:10px;\n  font-size:16px;\n  color:#783c4b;\n  transition:transform .2s ease;\n}\n.oumenta-product-description details[open] \u003e summary::before {\n  transform:rotate(90deg);\n}\n\u003c\/style\u003e\n\n\u003c!-- INTRODUCTION --\u003e\n\n\u003cp\u003e\nConsidering\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/400cc-breast-implant-sizers\" title=\"400cc Breast Implant Sizers\"\u003e400cc\u003c\/a\u003e,\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/450cc-breast-implant-sizers\" title=\"450cc Breast Implant Sizers\"\u003e450cc\u003c\/a\u003e,\nor\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/500cc-breast-implant-sizers\" title=\"500cc Breast Implant Sizers\"\u003e500cc\u003c\/a\u003e\nbreast implants? Comparing these three volumes gives you a 100cc range, with 50cc increments that can make a difference in how full your silhouette appears under everyday clothing.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eOumènta At-Home Breast Implant Sizer Kit\u003c\/strong\u003e includes three pairs of wearable sizers and a \u003cstrong\u003eMedium (M) Pocket Bra\u003c\/strong\u003e. Instead of relying only on photographs or a brief mirror comparison, you can experience different external volumes during your normal activities and discover which silhouette you prefer.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:26px;line-height:1.3;color:#783c4b;margin:30px 0 16px;font-weight:700;\"\u003e\nWhat's Included in Your Oumènta Kit?\n\u003c\/h2\u003e\n\n\u003cul style=\"padding-left:30px;margin-bottom:24px;\"\u003e\n\u003cli\u003e1 Medium (M) Oumènta Pocket Bra with internal sizer pockets\u003c\/li\u003e\n\u003cli\u003e1 pair of 400cc breast implant sizers\u003c\/li\u003e\n\u003cli\u003e1 pair of 450cc breast implant sizers\u003c\/li\u003e\n\u003cli\u003e1 pair of 500cc breast implant sizers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nTry each pair in the same bra and clothing. Compare your appearance from the front, side, and three-quarter angles. Wear the sizers during comfortable everyday activities, and take time to discover your preferences before discussing implant options with your plastic surgeon.\n\u003c\/p\u003e\n\n\u003c!-- ACCORDION 1: BEFORE AND AFTER --\u003e\n\n\u003cdetails style=\"border:1px solid #d8d0cc;border-radius:8px;padding:20px;margin:28px 0;\"\u003e\n\u003csummary style=\"cursor:pointer;font-size:22px;line-height:1.4;font-weight:700;color:#783c4b;\"\u003e\nSee Breast Implant Sizers: Before \u0026amp; After\n\u003c\/summary\u003e\n\n\u003cdiv style=\"padding-top:20px;\"\u003e\n\n\u003c!-- 500CC SLIDER --\u003e\n\n\u003ch3 style=\"font-size:22px;line-height:1.4;color:#783c4b;margin:0 0 12px;\"\u003e\n500cc Breast Implant Sizers\n\u003c\/h3\u003e\n\n\u003cp\u003eMove the slider to compare the same model without sizers and wearing 500cc Oumènta sizers.\u003c\/p\u003e\n\n\u003cdiv style=\"position:relative;width:100%;max-width:520px;margin:18px auto;overflow:hidden;line-height:0;--ba-pos:50%;\"\u003e\n\n\u003cimg src=\"https:\/\/breastimplantsizers.com\/cdn\/shop\/files\/500cc-breast-implant-sizers-no-text.webp\" alt=\"Model wearing 500cc Oumènta breast implant sizers\" loading=\"lazy\" style=\"display:block;width:100%;height:auto;\"\u003e\n\n\u003cimg src=\"https:\/\/breastimplantsizers.com\/cdn\/shop\/files\/no-sizers-in-bra.webp\" alt=\"Same model without breast implant sizers\" loading=\"lazy\" style=\"position:absolute;inset:0;width:100%;height:100%;object-fit:cover;clip-path:inset(0 calc(100% - var(--ba-pos)) 0 0);\"\u003e\n\n\u003cdiv style=\"position:absolute;top:0;bottom:0;left:var(--ba-pos);width:3px;background:#ffffff;transform:translateX(-50%);pointer-events:none;\"\u003e\u003c\/div\u003e\n\n\u003cinput type=\"range\" data-oumenta-slider min=\"0\" max=\"100\" value=\"50\" aria-label=\"Compare without sizers and wearing 500cc breast implant sizers\" style=\"position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex;justify-content:space-between;max-width:520px;margin:10px auto 32px;font-size:16px;font-weight:600;\"\u003e\n\u003cspan\u003eNo Sizers\u003c\/span\u003e\n\u003cspan\u003e500cc Sizers\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003c!-- 400CC SLIDER --\u003e\n\n\u003ch3 style=\"font-size:22px;line-height:1.4;color:#783c4b;margin:30px 0 12px;\"\u003e\n400cc Breast Implant Sizers\n\u003c\/h3\u003e\n\n\u003cp\u003eNow compare the same model without sizers and wearing 400cc Oumènta sizers.\u003c\/p\u003e\n\n\u003cdiv style=\"position:relative;width:100%;max-width:520px;margin:18px auto;overflow:hidden;line-height:0;--ba-pos:50%;\"\u003e\n\n\u003cimg src=\"https:\/\/breastimplantsizers.com\/cdn\/shop\/files\/400cc-breast-implant-sizers-no-text.webp\" alt=\"Model wearing 400cc Oumènta breast implant sizers\" loading=\"lazy\" style=\"display:block;width:100%;height:auto;\"\u003e\n\n\u003cimg src=\"https:\/\/breastimplantsizers.com\/cdn\/shop\/files\/no-sizers-in-bra.webp\" alt=\"Same model without breast implant sizers\" loading=\"lazy\" style=\"position:absolute;inset:0;width:100%;height:100%;object-fit:cover;clip-path:inset(0 calc(100% - var(--ba-pos)) 0 0);\"\u003e\n\n\u003cdiv style=\"position:absolute;top:0;bottom:0;left:var(--ba-pos);width:3px;background:#ffffff;transform:translateX(-50%);pointer-events:none;\"\u003e\u003c\/div\u003e\n\n\u003cinput type=\"range\" data-oumenta-slider min=\"0\" max=\"100\" value=\"50\" aria-label=\"Compare without sizers and wearing 400cc breast implant sizers\" style=\"position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex;justify-content:space-between;max-width:520px;margin:10px auto 18px;font-size:16px;font-weight:600;\"\u003e\n\u003cspan\u003eNo Sizers\u003c\/span\u003e\n\u003cspan\u003e400cc Sizers\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size:14px !important;line-height:1.6 !important;color:#666666;\"\u003e\nThese images demonstrate external sizer appearance, not predicted surgical results.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- ACCORDION 2: BRA SIZES --\u003e\n\n\u003cdetails style=\"border:1px solid #d8d0cc;border-radius:8px;padding:20px;margin:28px 0;\"\u003e\n\u003csummary style=\"cursor:pointer;font-size:22px;line-height:1.4;font-weight:700;color:#783c4b;\"\u003e\nNeed a Different Bra Size?\n\u003c\/summary\u003e\n\n\u003cdiv style=\"padding-top:18px;\"\u003e\n\n\u003cp\u003eThe same 400cc, 450cc, and 500cc sizer combination is also available with:\u003c\/p\u003e\n\n\u003cul style=\"padding-left:30px;\"\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/400cc-vs-450cc-vs-500cc-breast-implant-sizers-s-bra\" title=\"400cc 450cc 500cc Breast Implant Sizers Small Bra\"\u003e\nSmall (S) Pocket Bra\n\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/400cc-vs-450cc-vs-500cc-breast-implant-sizers-l-bra\" title=\"400cc 450cc 500cc Breast Implant Sizers Large Bra\"\u003e\nLarge (L) Pocket Bra\n\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/400cc-vs-450cc-vs-500cc-breast-implant-sizers-xl-bra\" title=\"400cc 450cc 500cc Breast Implant Sizers Extra Large Bra\"\u003e\nExtra Large (XL) Pocket Bra\n\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nChoose your Pocket Bra according to your current fit, rather than the breast size you hope to achieve. The Medium Pocket Bra in this kit is designed to accommodate all three included sizer volumes.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- ACCORDION 3: OTHER COMBINATIONS --\u003e\n\n\u003cdetails style=\"border:1px solid #d8d0cc;border-radius:8px;padding:20px;margin:28px 0;\"\u003e\n\u003csummary style=\"cursor:pointer;font-size:22px;line-height:1.4;font-weight:700;color:#783c4b;\"\u003e\nNot Quite the Breast Sizes You Were Looking For?\n\u003c\/summary\u003e\n\n\u003cdiv style=\"padding-top:18px;\"\u003e\n\n\u003cp\u003e\n\u003cstrong\u003ePrefer slightly smaller volumes?\u003c\/strong\u003e\nExplore our\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/350cc-vs-400cc-vs-450cc-breast-implant-sizers-m-bra\" title=\"350cc 400cc 450cc Breast Implant Sizers Medium Bra\"\u003e\n350cc vs. 400cc vs. 450cc Sizer Kit with Medium Bra\n\u003c\/a\u003e.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eWant a broader starting range?\u003c\/strong\u003e\nTry our\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/300cc-vs-350cc-vs-400cc-breast-implant-sizers-m-bra\" title=\"300cc 350cc 400cc Breast Implant Sizers Medium Bra\"\u003e\n300cc vs. 350cc vs. 400cc Sizer Kit with Medium Bra\n\u003c\/a\u003e.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003ePrefer to choose your own sizes?\u003c\/strong\u003e\nBuild a\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/custom-breast-implant-sizer-kit\" title=\"Custom Breast Implant Sizer Kit\"\u003e\ncustom breast implant sizer kit\n\u003c\/a\u003e\nwith any three available volumes from 200cc to 500cc.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\n\n\u003c!-- ACCORDION 4: EDUCATIONAL CONTENT --\u003e\n\n\u003cdetails style=\"border:1px solid #d8d0cc;border-radius:8px;padding:22px;margin:30px 0;\"\u003e\n\u003csummary style=\"cursor:pointer;font-size:22px;line-height:1.4;font-weight:700;color:#783c4b;\"\u003e\nMore About These Breast Implant Sizes\n\u003c\/summary\u003e\n\n\u003cdiv style=\"padding-top:20px;\"\u003e\n\n\u003ch2 style=\"font-size:24px;line-height:1.35;color:#783c4b;\"\u003e\n400cc vs. 450cc vs. 500cc: How Different Are They?\n\u003c\/h2\u003e\n\n\u003cp\u003e\nThe difference between 400cc and 500cc is 100cc, or 25% more volume. The middle option, 450cc, provides a useful reference point between the two. Although these numbers describe volume, the visible differences depend on body proportions, existing breast tissue, implant dimensions, and surgical technique.\n\u003c\/p\u003e\n\n\u003cp\u003e\nOumènta external sizers allow you to explore three levels of fullness under your own clothing before discussing your preferences with your plastic surgeon.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\n400cc Breast Implant Sizers\n\u003c\/h3\u003e\n\n\u003cp\u003e\n400cc is the smallest volume in this kit. It provides a starting point for comparing a fuller external silhouette against the larger 450cc and 500cc options.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\n450cc Breast Implant Sizers\n\u003c\/h3\u003e\n\n\u003cp\u003e\n450cc is the middle volume, containing 12.5% more volume than 400cc. It lets you compare an intermediate level of fullness before moving to the largest option.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\n500cc Breast Implant Sizers\n\u003c\/h3\u003e\n\n\u003cp\u003e\n500cc is the largest volume in this kit, containing 25% more volume than 400cc. Comparing these two ends of the range can help you identify which external silhouette you prefer.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\nDoes 50cc Make a Noticeable Difference?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nA 50cc difference may appear subtle in some clothing and more noticeable in fitted garments. That's why it's useful to compare each volume in the same T-shirt, blouse, or dress.\n\u003c\/p\u003e\n\n\u003cp\u003e\nTry the three sizes from different angles and during comfortable daily activities. The objective is to explore not only appearance but also your experience of additional external volume and weight.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\nWhat Cup Size Will 400cc, 450cc, or 500cc Give Me?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nThere is no universal conversion between implant cc volume and bra cup size. Your starting breast volume, chest dimensions, implant profile, and other anatomical factors influence surgical results. Bra cup sizes also vary between manufacturers.\n\u003c\/p\u003e\n\n\u003cp\u003e\nOumènta sizers help demonstrate external volume and appearance, but cannot predict postoperative cup size or surgical outcomes.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\nWhy Compare Three Breast Implant Sizes?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nTrying one size alone may leave you wondering whether a slightly smaller or larger volume would suit your preferences better. With three sizes, you can compare a smaller, middle, and larger reference point in the same Pocket Bra.\n\u003c\/p\u003e\n\n\u003cp\u003e\nYou can wear each size during normal activities for as long as feels comfortable and repeat the comparison over several days. This may help you clarify questions to discuss with your plastic surgeon.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\nResearch on Preoperative Breast Implant Sizing\n\u003c\/h3\u003e\n\n\u003cdiv style=\"border-left:4px solid #783c4b;background:#f8f5f3;padding:20px;margin:20px 0;\"\u003e\n\n\u003cp style=\"font-size:22px !important;font-weight:700;color:#783c4b;margin:0 0 10px;\"\u003e\n567 Women Studied\n\u003c\/p\u003e\n\n\u003cp\u003e\nA published study involving 567 women examined preoperative breast implant sizing and reported an association between sizing participation and satisfaction with implant size.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe study used silicone implant samples in bras, not Oumènta sizers. Its findings do not establish that Oumènta products improve surgical outcomes.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/20009790\/\" title=\"Published Research on Preoperative Breast Implant Sizing\"\u003e\nRead the published preoperative breast implant sizing study.\n\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\n\u003cp\u003e\nFor additional comparisons, read our\n\u003ca href=\"https:\/\/breastimplantsizers.com\/blogs\/breast-implant-sizing-guide\/400cc-vs-500cc-breast-implants\" title=\"400cc vs 500cc Breast Implants\"\u003e\n400cc vs. 500cc breast implant guide\n\u003c\/a\u003e\nand\n\u003ca href=\"https:\/\/breastimplantsizers.com\/blogs\/breast-implant-sizing-guide\/450cc-vs-500cc-breast-implants\" title=\"450cc vs 500cc Breast Implants\"\u003e\n450cc vs. 500cc breast implant comparison\n\u003c\/a\u003e.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:22px;color:#783c4b;\"\u003e\nWant an Intermediate Size?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nOumènta also offers\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/425cc-breast-implant-sizers\" title=\"425cc Breast Implant Sizers\"\u003e425cc\u003c\/a\u003e\nand\n\u003ca href=\"https:\/\/breastimplantsizers.com\/products\/475cc-breast-implant-sizers\" title=\"475cc Breast Implant Sizers\"\u003e475cc\u003c\/a\u003e\nsizers. These intermediate volumes can help refine your comparison if you find yourself between two sizes.\n\u003c\/p\u003e\n\n\u003cp\u003e\nVisit our\n\u003ca href=\"https:\/\/breastimplantsizers.com\/blogs\/breast-implant-sizing-guide\" title=\"Breast Implant Sizing Guide\"\u003e\nBreast Implant Sizing Guide\n\u003c\/a\u003e\nfor more information about comparing breast implant sizes.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\n\n\u003c!-- ACCORDION 5: FAQ --\u003e\n\n\u003cdetails style=\"border:1px solid #d8d0cc;border-radius:8px;padding:22px;margin:30px 0;\"\u003e\n\u003csummary style=\"cursor:pointer;font-size:22px;line-height:1.4;font-weight:700;color:#783c4b;\"\u003e\n400cc vs. 450cc vs. 500cc Frequently Asked Questions\n\u003c\/summary\u003e\n\n\u003cdiv style=\"padding-top:20px;\"\u003e\n\n\u003ch3 style=\"font-size:21px;line-height:1.4;\"\u003e\nHow much bigger is 500cc than 400cc?\n\u003c\/h3\u003e\n\n\u003cp\u003e\n500cc contains 25% more volume than 400cc. The visible difference depends on body proportions, sizer placement, and clothing.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:21px;line-height:1.4;\"\u003e\nIs 450cc a good middle choice?\n\u003c\/h3\u003e\n\n\u003cp\u003e\n450cc falls halfway between 400cc and 500cc by volume. Trying all three can help you discover which external silhouette you prefer.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:21px;line-height:1.4;\"\u003e\nCan I use 500cc sizers in a Medium Pocket Bra?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nYes. The Medium Oumènta Pocket Bra in this kit accommodates all three included volumes: 400cc, 450cc, and 500cc.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:21px;line-height:1.4;\"\u003e\nHow long should I wear each breast implant sizer size?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nTry each size during comfortable everyday activities for as long as feels comfortable. You can repeat the comparison over multiple days rather than making your decision during one short session.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:21px;line-height:1.4;\"\u003e\nCan breast implant sizers predict my surgical results?\n\u003c\/h3\u003e\n\n\u003cp\u003e\nNo. Oumènta sizers demonstrate external volume and appearance. They do not predict postoperative breast shape, cup size, or surgical outcomes.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c!-- DISCLAIMER --\u003e\n\n\u003cp style=\"font-size:14px !important;line-height:1.6 !important;color:#666666;margin-top:28px;\"\u003e\nOumènta sizers are wearable apparel for personal sizing exploration. They are not medical devices, do not predict surgical results, and are not a substitute for consultation with a qualified plastic surgeon.\n\u003c\/p\u003e\n\n\u003c\/div\u003e\n","brand":"oumenta","offers":[{"title":"Default Title","offer_id":67326919999563,"sku":null,"price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/2718\/8299\/files\/450-cc-breast-implant-sizers.png?v=1792875815","url":"https:\/\/breastimplantsizers.com\/products\/400cc-vs-450cc-vs-500cc-breast-implant-sizers-m-bra","provider":"Oumenta","version":"1.0","type":"link"}