the features of swimwear cup: Material: sponge, Size:S,M,L,XL Color: beige it's made of sponge indside and polyester outside ,used in women's bra ,evening dress and swimwear,vest . We are the leading manufacture in Yanzi River region, we offer you best goods and service, at the same time, we are devekoping our bra cups all the time! Now we have puch up cup, swimwear cup, cookie, oil pad and new ...