Best used as a replacement hip pad shims for late model Dagger kayaks outfitted with Dagger hip pads, as well as kayaks by Wilderness Systems and Wave Sport. Best used for fine tuning the fit in your kayak. Use more shims for tighter fit, less shims, or none for loose fit. Comes as a set of eight 6x6 inch shims; four 1 inch (at thickest edge) wedge shims and four 1/2 inch flat shims. WAVEOUT