View our size charts to get the perfect fit at ASOS. Learn how to take measurements and find out which clothing, footwear and accessory sizes are right for you.

View our men's footwear size chart to get the perfect fit at ASOS. Learn how to take your measurements and find out which size shoe is best for you.

View our women's footwear size chart to get the perfect fit at ASOS. Learn how to take your measurements and find out which size shoe is best for you.

View our size charts to get the perfect fit at ASOS. Learn how to take measurements and find out what clothing, footwear and accessory sizes are right for you.

View our women's dresses size chart to get the perfect fit at ASOS. Learn how to take your measurements and find out which size is best for you.

View our men's footwear size chart at ASOS. Find out which size is best for your measurements and get the right fit across trainers, shoes, boots and more.

View our women's swimwear & beachwear size chart at ASOS. Find out which size is best for your measurements and get the right fit of bikinis, swimsuits, kaftans and more.

View our women's swimwear and beachwear size chart to get the perfect fit at ASOS. Learn how to take your measurements and find out which size swimsuit is best for you.

View our women's size charts to get the perfect fit at ASOS. Learn how to take measurements and find out what clothing, footwear and accessory sizes are right for you.

Look for the blue Fit Assistant icon near the size drop-down. Once you’ve entered your details, your recommended size will appear automatically each time you shop.