Size ConverterShoe, Clothing, Bra, Ring & HatUS, UK, EU, Asian Size Conversion
Free size converter for shoes, clothing, bras, rings, hats, and bedding. Convert US to UK, EU to US, Asian sizes, and more. Includes brand charts (Nike, Adidas, New Balance), bedding size charts, kids conversion, and measurement guides.
Quick Size Reference
Get instant conversions for the most common sizes
Our Conversion Tools
Professional-grade tools designed for accuracy and ease of use
Shoe Size Converter
Convert between US, UK, EU, Japanese, and CM measurements for men's and women's shoes
Clothing Size Converter
Convert clothing sizes with detailed measurement guidance for perfect fit
Bra Size Calculator
Calculate your perfect bra size with our measurement guide and international conversion
Kids Shoe Size Converter
Convert children's shoe sizes with age reference and foot length measurements
Kids Clothing Size Converter
Convert children's clothing sizes with height, weight, and age reference
Ring Size Converter
Convert ring sizes between US, UK, EU, Japanese standards and millimeters
Hat Size Converter
Convert hat sizes between US, UK, EU, and CM/IN measurements for fitted, stretchy, and numbered hats
Top Size Converter
Find your perfect top size using body measurements (chest, waist, hips) across brands and fit types
Brand Shoe Size Converter
Compare shoe sizes across major brands: Nike, Adidas, New Balance, Converse, Vans, and more
Men's to Women's Shoe Size Converter
Convert between men's and women's shoe sizes with accurate US, UK, EU, and CM measurements
Printable Ring Sizer
Download and print a free ring size chart to measure your ring size at home accurately
Mattress Size Converter
Convert mattress sizes between US, UK, EU standards and find the perfect fit for your room
Bed Sheet Size Chart
Complete guide to bed sheet sizes for Twin, Full, Queen, King, and California King beds
Blanket Size Chart
Standard blanket sizes for beds and special purposes with selection guide
Popular Guides
Expert guides to help you find the perfect fit
Why Choose SizeFit?
Accurate Conversions
Based on official size standards and real user data
Global Standards
Support for US, UK, EU, Asian, and other international sizes
Fast & Easy
Quick conversion with intuitive interface
Free to Use
100% free, no sign up required, no hidden fees
Mobile Friendly
Optimized for all devices, works perfectly on mobile
Comprehensive Coverage
Shoes, clothing, bras, rings, hats, and bedding sizes
What Our Users Say
"Perfect for online shopping! Accurate conversions every time."
"The bra size calculator is a lifesaver! So easy to use."
"Great tool for international shopping. Highly recommend!"
"Love the brand size converter! Makes shopping so much easier."
Popular Size Conversions
Quick access to the most searched conversions
Perfect for Every User
Find the right tools for your needs
Online Shoppers
Convert sizes when shopping internationally. Get the perfect fit every time.
Shop with confidence →Home Decorators
Find the perfect bedding sizes. Mattress, bed sheet, and blanket guides.
Bedding guides →Frequently Asked Questions
Ready to Find Your Perfect Size?
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