EXCLUSIVE AT NET-A-PORTER. Norma Kamali's 'Bill Mio' halterneck swimsuit is inspired by glamorous pin-up styles. It's made from smoothing metallic fabric and is tightly ruched throughout. Play into the retro feel with cat-eye sunglasses. - Gunmetal stretch-polyester - Pulls on - 93% polyester, 7% spandex - Hand wash - Lotion, sunscreen, oil and chlorine can cause discoloration of this item; this is not a manufacturing defect. Please follow care instructions to keep your swimwear in the best condition - To get the best from Norma Kamali swimwear, we advise that you rinse it in cold water immediately after swimming in chlorinated or salt water