... double packaged in class 100 cleanroom.Excellent absorbency, the dust and fiber seldom fall from the wiper, solvents saving, strong ... equipment; Direct cleans,such as Panel,Optical, Color filter, TFT, LCD, LED, Computer , Color monitor wafer, Semiconductor , etc.Polish precision ... edges of inner bag sealed and dealt with anti-static.KB-3009 100%micro-fiber,sealed by laser or ultrasonic cutting, and ...