Material : 55%Cellulose:45% Polyester Size: 4"*4", 6"*6", 9"*9", 12"*12" ... sealed edge (HSE), ultrasonic sealed edge (UCE) .Material : 55%Cellulose:45% PolyesterSize: 4"*4", 6"*6", 9"*9", 12"*12"Application ... .,Various material and size upon customer's requirement Cleanroom Wipers (ND-600XL)