BAUER Supreme 2S Pro Chest & Arm feature 2 elastic straps around the back for full adjustment as well as acomfort wrist hook and loop adjustment. Shoulders are POWERLITE reinforced shoulder floaters. 37.5® Technology & Sanitized® technology are built into the liner. Arms are POWERLITE reinforced for additional protection on bicep with Curv® composite. PORON® XRD® foam on elbow. Vent armor foam at sternum. Comfort edge rib protection & lightweight molded form at the stomach for a professional level of protection.