The ProKnit line is our strongest wiper yet. ProKnit 77000 and 78000 series wipes are designed for the toughest jobs. 75000 series for economy use and 76000 for general use. The hydroentangled nonwoven wipers have excellent wet strength and will resist most solvents. These can replace shop towels. Designed to withstand rough surfaces. Strong enough for all day use.