... Polyshield Hard drive Wipe is constructed from 100% Polyester,high tension textured filament yarns stitched in single-knit pattern.2 ... the clean room wipe is used in the electronics, semiconductor, hard disk drive, optics-electronic, TFT-LCD, IC, SMT, ... texture, cleans surfaces without scratching.- General Purpose Cleaning.Applications: -Hard drive wipe, cleaning wiper, disc wipe. - Used in electronics ...