"Gray 5 yards of 3/4 \" 19mm heavy weight Nylon webbing ribbon for belt bag purse strap key fob sold by the yard This is real Nylon , which is strong and Wear-resistant , it is not the Polyester webbing which is much more cheaper . You can burn to test nylon webbing , it is melting and shrinking near flame, dripping and foaming, not direct continuous combustion, like celery taste hard, round, light, brown to gray, beaded."