The Liquid Force Wake Surf Edge will make a small wake bigger and turn a big wake into a tsunami! Teach your old boat some new tricks! The Wakesurf Edge helps you get the best surfing performance out of your boat. Adjustable design lets you decide! Shift the position of the Wakesurf Edge on the fly to create deeper pockets or a longer trail with more thrust. New or old boat, the Wake Surf Edge will increase your wake and increase your wake surfing fun! The patented concave surface of the channeling wing pushes more water to increase the wave length, keeping your face super clean! Large wake face shaper (9 "x 16" = 144sq "). Super strong suction cup attachment! Easy to adjust on the fly, no ugly velcro or safety laces required. Made with rustproof and FLOATING materials!