Girls Clothes Tea Collection Rash Guard One Piece Swimsuit Gap Tea Collection Swim Tea Collection Rash Guard Swim Set Poshmark Rash Guard One Piece Swimsuit Gap. Get little ones ready for sunny day play with this vibrant one piece rash guard swimsuit. Made of 100% recycled fabric with a textured pique finish, it's designed with a fitted bodice, cap sleeves, and an easy front zipper for quick changes. The zipper interior guard adds extra comfort. With UPF 50+ protection and a fully lined interior (excluding sleeves), it's perfect for hours of worry free water fun.