Green Klean® Superior Quality Replacement Vacuum Bags Fit Hoover U5140900, U6485900, CH53005, C1703-900, Royal CR50005, Pacific Steamex Scholar, Type Y (GK-HovY, 4010100, 4010100Y, 4010801Y, 43655-109, 43655127). For use with Hoover U5140900, U6485900, CH53005, C1703-900, Royal CR50005, Pacific Steamex Scholar. Made from the highest-quality materials to achieve filtration efficiencies up to 99. 9%. Designed specifically for commercial use; equal to/exceeds OEM quality. Green Diamond Warranty. 3 bags per pack. Green Klean Brand superior quality commercial vacuum bags are specifically designed for the Janitorial Professional vacuum cleaners and are backed by the Green Diamond Warranty