Marine Torpedo7 Glide Bodyboard 42in - BlueTorpedo7 Glide Bodyboard 42in Blue Features: Graduated Channels: Channels increase the surface area of the boards slick bottom for maximum contact with the wave face. By directing the flow of water along the rail bottom edge, they allow the rider to hold a higher line in the barrel and better traction for bottom turns. Heat Lamination: Heat laminators are used to thermo bond the outer skins to the core, eliminating the need for glues and thus reducing