Because Shein tends to run noticeably small, picking by your usual label often misses. Runs small — regular sizes use Asian sizing. Many size up 1–2. Measuring once is the reliable fix: take your bust at the fullest point with the tape level, then read your size from the table above.
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Shein sizing
What size am I in Shein?
Enter your measurements and get your Shein size — plus every other brand at the same time. Shein tends to run noticeably small.
To find your Shein size, measure your bust at the fullest point and enter it in the tool below. Because Shein tends to run noticeably small, your usual label may not match — it maps your measurement to Shein's chart and shows your size in every other brand too.
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These conversions are estimates while we finalise our sizing data — always check the brand's official size chart before buying.
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Bust is the primary fit point for tops and dresses. Enter it once to see your size in every brand.
| Brand | Your size | Fit note |
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Official source: Shein's official size chart ↗
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