Small Tank Cover designed to accommodate a 50cu tank and below. Large Tank Cover designed to accommodate a 68cu tank and above * Reversible Butt-Cap Design: to accommodate any surface preference, while ensuring maximum durability. Friction inducing custom gel grip, on one side, for the player that desires maximum tank stability during play. * Form-fitting Neck and Internally-mounted Anti-Slip Grip System: ensures the tightest possible fit, while reducing movement and eliminating gaps between tank and cover. * Elevation Skip Pad: runs along the bottom of the tank to prevent damage on bunker dives. * Specially -selected Elevation Nylon: guarantees maximum durability and ultimate style.