CERNATA™ EXTRA LARGE Polyester cleanroom wipes are cleanroom wipes of the highest quality. This new size is designed for OEM Manufacturing, automotive paint applications, precision engineering, lab and medical where a much larger wipe is required. These ISO Class 4 cleanroom polyester wipes are completely free of lint or fibre. Ultrasonic laser cut sealed edges prevent lint and fibre contamination. Made from 100% polyester continuous filament fibre, making them durable, soft and engineered tear resistant. Laundered by 17m of ultra pure DI Water to remove any impurities. ISO 4 Cleanroom manufactured. Sheet size: 18x18``(45x45cm) . Case Qty: 1 Pack of 100 Wipes