Apex Conversion

👗 Size Conversions

International size conversion tools for clothing, shoes, rings, and bras. Shop online internationally with confidence — convert your size to the local system before buying.

Note:All size conversions are approximate. Sizes vary significantly between brands and manufacturers. Always verify with the brand's own size chart before purchasing.

👟 Shoe Sizes

Full converter →
US Men's → EUUS Women's → EUEU → US Men'sEU → US Women'sUS Men's → UKUK → US Men'sEU → UKUK → EUUS Men's → cmcm → US Men's

👗 Clothing Sizes (Women's)

Full converter →
US → EU Women'sEU → US Women'sUS → UK Women'sUK → US Women'sUS → JP Women'sUS → AU Women's

👔 Clothing Sizes (Men's Suits)

Full converter →
US → EU Men's SuitEU → US Men's SuitUS → UK Men's Suit

💍 Ring Sizes

Full converter →
US → EU (mm)EU → USUS → JapanJapan → USUS → Diameter (mm)

👙 Bra Sizes

Full converter →
US → EU BraEU → US BraUS → UK BraUK → US BraUS → AU BraUS → JP Bra

Guides & Articles

International Shoe Size Guide

5 min read

US vs EU Shoe Sizes

4 min read

Men's vs Women's Shoe Size Conversion

4 min read

International Clothing Size Guide

5 min read

Women's Clothing Size Guide

5 min read

Ring Size Conversion Guide

5 min read

How to Measure Ring Size at Home

4 min read

How to Measure for Clothing Sizes

4 min read