... 2.usage:Leatherette, sugar refinery, rubber, paint, gas, oil, frozen 3.material:cotton 21,10,16yarn 100% cotton filter cloth Function ... working life.3.Environmental friendly.4.Easy installation Feature:material:cotton 21,10,16yarntype:3*4 4*4 5* ... 12 16*19usage:Leatherette, sugar refinery, rubber, paint, gas, oil, frozen, cars, ponchos industryspecificationdensity specificationdensity10/7*8 29*19 21 ...