Ronix Koal Power Tail Wake Surf Board - 4' 11&ldquo; | WakeSurf Board New machined concave top deck for more board control and overall feel Machined EVA top deck with built in tail wedge A fast rocker line, with a hard edging/stable profile and rail design Surf Constructed - lighter, faster, more buoyant, and yes more fragile (handle with care) Epoxy Construction - harder resin equals a stronger board