Microfiber Cleanroom Wiper 8009 1,polyester and nylon, soft texture; 2,No-easy fiber ... off, non-scratched; 3,water absorption. Microfiber Cleanroom Wiper 8009:Feature & Function:1, weaved with 75D 36Fx16P polyester and nylon ... exported to Europe, Northern America, Southeastern Asia. Microfiber Cleanroom Wiper 8009 1000 Denier Cleanroom Products