The Epic has many of the same great features as our high-end wetsuits, including 100% UltraFlex Neoprene, double seal neck closure, LSD (lumbar seamless design) and re-engineered covert blackout zip. Clean graphics and sharp style lines make the Epic the best value in the industry.Back ZipWind-Proof SmoothskinDouble Super Seal CollarExternal Key Pocket with LoopUltraFlex NeopreneFluidFlex FirewallGlued and Blindstitched Seams