3M HD-3 Scotch-Brite Heavy Duty Scrub Sponge3M is a diversified technology company serving customers and communities with innovative products and services. 3M is committed to actively contributing to sustainable development through environmental protection, social responsibility and economic progress. #1 selling scrub sponge in America. The Heavy Duty Scrub Sponge is designed to provide fast cleanups of tough jobs - removes tough, baked-on-messes 50% faster than competitive heavy duty scrub sponges. 3-Pack3M HD-3 Scotch-Brite Heavy Duty Scrub Sponge Features:; Material: Cellulose/Synthetic Fiber; #1 selling scrub sponge in America; The heavy duty scrub sponge is designed to provide fast cleanups of tough jobs; Removes tough, baked-on messes 50% faster than competitive heavy duty scrub sponges; Green fiber side is a highly effective scouring tool while the yellow sponge side wipes clean; 3 per pack