Speedo Women's One-Piece Active Mesh Back 80% Nylon, 20% Xtra Life Lycra Imported Xtra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Exclusive Silicone Gripper fit system at leg openings to provide the most secure fit for all of your active needs Contemporary leg height and removable cup construction Front vertical seams and back design with mesh panel Made by Speedo, the world's #1 swim brand