These high waisted training bikini bottoms are made from stretchy, quick drying fabric. The high rise cut has been designed to make you look and feel good in and out of the water. Sizing If you are in between sizes, we advise you to size up Extra Small UK 6-8 Small UK 8-10 Medium UK 10-12 Large UK 12-14 Extra Large UK 14-16 Returns We can only accept returns of swimwear / bikini bottoms if the hygiene strip remains intact. But please be considerate and try on bikini bottoms whilst wearing your underwear underneath.