Speedo Big Girls'  Colorblock Splice Ultraback One Piece Swimsuit 80% Nylon/20% Lycra Imported Xtra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine No Wedgie Worries technology with silicone gripper at leg openings for stay put coverage Sporty thick strap racerback styling for an improved fit and secure comfort Made by Speedo, the world's #1 swim brand