LSPACE x Rails Piper One Piece in White,Black. - size XS (also in L, M, S, XL) LSPACE x Rails Piper One Piece in White,Black. - size XS (also in L, M, S, XL) 83% micro nylon 17% spandex. Hand wash cold. Adjustable shoulder straps. Tie closure at bust. Cheeky bikini back. Midweight swimwear fabric. LSPA-WX2118. LSPIMC24P. California-based designer Monica Wise delivers a collection of stylish swimwear that brings a state of opulence to any poolside get-together. Pieces are fashion forward, offering modern designs in luxurious materials that are sophisticated, but also beach appropriate.