3M Edge Sealer Tape 8914 is made from 1 Mil thick Cast Scotchcal. This optically Clear Edge Tape minimizes the adverse effects of rigorous use or prolonged exposure to extreme conditions by providing water and contaminant-tight seal between a graphic film and substrate. This Gloss Edge sealer 8914 is a pressure sensitive, optically clear tape with a clear polyester liner used to seal vehicle perforated window graphics and for sealing cut edges and seams on watercraft graphics, Car and Truck Wraps. Use around wheel wells, doors, hood and trunk lids and forget the mess of liquid sealants that can adversely affect your wraps.