Yamamoto neoprene with SCS coating for increased buoyancy and decreased friction. Uninterrupted chest to hip paneling with no seams to decrease drag. 2mm neoprene with 520% stretch in underarm panel for max flexibility. Yamamoto mesh forearm grip panel to "grip" the water and increase your distance per stroke. Seamless upper leg region for max buoyancy. Quick release leg cut and reduced 3mm lower leg panel for quick removal and easier run to transition. Adjustable leg length to customize fit for your kick style. Trim the length with scissors for reduced buoyancy and more kick power. Only one seam on neck line for reduced chaffing. Floating zip panel (zipper moves with body and can withstand constant use). Invisible zip for streamlined speed.