... seam sealing tapes are activated by heat, and used for waterproofsewn seam of fabrics, and are also formulated to achieve the strongest ... , sports wear, diving dress, wader, navigationclothes, shoes, waterproof bag, gloves, protective clothing, golf-wear,wet/dry suits, police vestment, army field wear ... , 3-layer tape,or PU coated, nylon-PVC, nylon-PU, and nylon-rubberized materials.