Madewell Second Wave Tank One-Piece Swimsuit in Paseo Stripe Medium Condition is gently used Madewell Second Wave swim collection has a built-in feel-good factor—the fabric was made using recycled material. Covered in cool stripes, this classic tank style has a built-in shelf bra, a scoop back and a flattering legs-for-days cut. it's an "everyone needs this suit" kinda deal. UPF 50 sun protection. Made from 80% pre-consumer recycled nylon/20% elastane. Do Well: This fabric is recycled from pre-consumer nylon waste like fishing nets, fabric scraps or carpet.