EXTRA GRIP: Keep your back foot in with confidence on critical bottom turns and cutbacks.nQUALITY: We only use first grade diamond grooved EVA foam mat, and our tailor-made back adhesive (a special water-resistance layer added between EVA and adhesive) for longer use without peeling off.nBUY with CONFIDENCE: All FITACTIC products have been developed and tested.nDIMENTIONS: 20 x 16 inches, 25-30mm (1-1.2 inch) tail kick height.nFITS SUP, Longboards by placing the 4 piece traction pad as your idea. Spread the pieces out for wider boards, closer for narrower ones.n