Microfiber Cleanroom Wiper 4009A 1,polyester and nylon, soft texture; 2,No-easy fiber off, non-scratched; 3,water absorpti Microfiber Cleanroom Wiper 4009A: Feature & Function: 1, weaved with 75D 36Fx16P polyester and nylon, Soft texture;2, cut and sealed by laser or ultrasonic with lower particles;3, abrasion and chemical resistant;4, cleans surfaces without scratching, superior water and oil ...