Reusable Cleaning Shammies. This handy roll has 12 perforated shammies with scrubbing nubs to remove stubborn dirt, grime and grease. Scrub and dry dishes, clean up spills, mop floors, or wash and dry your car. Reusable – just pop them in the washer to clean them. Machine Wash. Made of 50% viscose 50% polyester. Imported. Each shammy measures 11.5″ L x 11″ W.