Wring dirt, grease and grime into the separate dirty water bucket instead of back into your cleaning solution. Cleaning solution stays cleaner, leaving floors less slippery. 18-Quarts capacity bucket. For up to 32-oz. mop heads. Structural web molded plastic construction. Use with WaveBrake Wringers RCP 7575-88 YEL/RCP 6127-88 YEL and Bucket RCP 7570-88 YEL (sold separately) to create a complete mopping system.