1, factory direct sell. 2, size by demand; 3, colors by demand; 4, 100% cotton; 1, factory direct sell.2, size by demand;3, colors by demand;4, 100% cotton; 5, samples are free by demand.6, good for no dust working situation.7, thickness by demand, one side, two sides also ok.8, widely used in electronic workshop, jewery shop, plastic workshop, etc.if interested, welcome to contact me anytime. ...