Arena BISHAMON USA SWIM PRO BACK ONE PIECE One Piece Bishamon USA Swim Pro Back Maxlife Size 36 Pro back Medium-cut leg Style 003859 The Swim Pro silhouette features thick straps, full front lining, and our most conservative cutout design for a sporty look with maximum back coverage and support. Arena’s most advanced and longest-lasting fabric, 100% Polyester MaxLife suits are designed to deliver maximum comfort, range of motion, and chlorine resistance for the most demanding competitive swimmers, while maintaining superior softness, durability, and performance all season. Please see all photos for best description. Smoke-Free and Pet-Free Home. Loved this suit, but lost weight so fast that I only used it for a few months.