Desciption: Color: gray, black. Size: approximately 0.78in x 200 in Component: Elastic fabric + TPU + Hot Melt Glue, Smooth and non-sticky at room tempetature. Special Use: Tents, Raincoats, Waterproof Clothing, Outdoor Clothing, Ski-Wear, Mountaineering Wear with PU Coating Fabric Laminating. Hot melt glue is used in hot air pressure plastic machines. Hot air blower of high temperature melt rubber strip surface and through the pressurized air to press the rubber coating on fabric. After curing, the strip rubber and cloth coating form as a whole so as to achieve the sealing seam. Electric ironing. After necessary practice, you can press and finish your good masterpiece . The smooth surface of strip sticking the coating of cloth, and then through the white paper or some other light material, electricity iron ironing on it, firstly testing from low temperature for a few seconds. Practicing a few times more, you can grasp it. Qualified result is: No bubble inside the tape, no edge cracking. The strip will cool down in about 10 minutes and cannot be torn down or if forcibly torn, fabric coating will be brought down together with the tape.