The Cross Back One Piece Swimsuit Style Guide Tropical Cross back Ruched One Piece Classic Cross Back One Piece BLACK UNE PIECE Canada The Cross Back One Piece Swimsuit Style Guide Black Paisley Cutout Crossback One Piece. Sleek and sophisticated, this ribbed one piece swimsuit features a daring backless design with a chic cross detail at the back. The textured ribbed fabric provides a flattering fit while the minimalist silhouette offers modern elegance. Perfect for beach days or poolside lounging, this versatile piece transitions effortlessly from water to casual wear. The backless cut creates a stunning visual statement while maintaining comfort and support.