Liquid Force Trip Blem Wakeboard 138 Mens Aggressive, Continuous rocker Smooth, fluid and predictable carves with a high arcing launch off the wake D-I-S-C Hull through the Center Double  Inside  Single  Concave - Softens landings and maintains board speed Variable Edge Rail Rounded through center for forgiving feel, sharp at tail positive edging control Molded-in, Warped Long Based Side Fins Superior tracking hold with minimum drag