Accuscrubs™ are polyethylenes used as scrubbing agents and exfoliants. They are available in various colors, shades, polymer types, particle sizes and can incorporate various additives for numerous functions. Accuscrub BU301 is a ferric ammonium ferrocyanide and oxidized polyethylene homopolymer in the form of a small blue granule. It is certified for cosmetic and personal care use except for a prohibition on use in lipstick in the U.S. This product is used as a scrubbing agent and exfoliant.