grill cloth is used in speaker. 2013 Hot Printed Shoe Fabric Product Details :(1)Composition: 100% polyester(2)Density: 190T, ... 245T, 260T,272T,290T,300T, 310T Description:Waterproof Shoe Fabric Color:as picture show and do customer designFeature:Eco-friendly ... . Faster tensioning without damage to the threads;2. Improved fabric strength;3. Faster tension stabilization;4. Higher tension threshold and ...