Montce Swim Petal One Piece in Baby Blue. - size S (also in L, M, XS) Montce Swim Petal One Piece in Baby Blue. - size S (also in L, M, XS) 50% polyester 45% nylon 5% spandex. Hand wash. Underwire cups. Back S-hook closure. Adjustable tie shoulder straps. Back cut-out. Midweight swimwear fabric. MNTS-WX387. OP217. Montce's philosophy is that women should always feel chic, confident and comfortable. Designed to inspire confidence and compliments, Montce uses quality fabrics, nostalgic prints, and advanced construction details to make each bikini stand out. This effortless blend of style and substance, combined with an obsessive focus on fit, is what sets Montce apart.