Grunge sponge

The Grunge Sponge easily tackles stubborn grime. It’s got a patented foam core that has been expertly designed to dig deep into pores to remove up to 99% of dirt and bacteria particles. Use it to scrub away messes quickly and effectively so you can enjoy a sparkling clean horse. Works great on stubborn sweat stains. Expands to 7.5" long, 4.5" wide, 2.5" thick.