Fall 2011 Features: GBS (Glued and Blindstitched) Construction Patented Z.E.N. Zip Closure System Barrier 1 (with unfinished ergonomic shaping) UltraFlex Firewall Chest and Back Panels Single Super Seal Neck Critically Taped- Reinforced Seam Junctions External Key Pocket with LoopRaw Materials: Body: 100% UltraFlex DS Chest and Back: Smooth Skin UltraFlex Firewall Knee: Krypto Neck Facing: GlideskinPanelling: Strategic Seamless Paddle Zones Sidewinder S-Curve Seams Contortionist Seamless Should