Arena Zig Zag Challenge Back One Piece Training Swimsuit Challenge Back Features: Our most popular back style for swimmers Open back silhouette for maximum freedom of movement Contemporary cutout back style with thin straps Full frontal lining Medium height leg cut for excellent range of motion Performance Fabric: Made with MaxLife Maximum resistance to chlorinated water that resists fading, superior durability Quick drying, 50+ UV protective New with tags (does have hygienic liner) Size 32 (see sizing chart in photos) Quick shipping from a smoke-free home