CharmLeaks Women's Pro Athletic One Piece Swimsuit Racerback One Piece Swimwear 82% Nylon 18% Spandex Lining:100% Polyester Nylon athletic one piece swimsuit for women Sporty one-piece swimsuit featuring dual shoulder straps with large keyhole on back Light soft paded to keep modesty, perfect for sport racing training Beathable and comfortable, fabric has a smooth finish and great fit More options are available in CharmLeaks Colorblock Design Wide Shoulder Strap Built-in Padded Bra Breathable Mesh Line Racerback Compression Keyhole Professional Design