Rubbermaid WaveBrake ® Institutional Combo. Patented design features molded-in wave baffles that reduce wave motion, resulting in 40% less splashing. Less splashing and spilling means safer, cleaner, more efficient mopping. 35-quart bucket. Dirty water separation feature produces cleaner, less slippery floors. Requires 18% less effort to wring mop. Funnel-shaped sieve wringer. Mop handle clip holds mop in place while transporting. Buckets nest to save space. For up to 32-oz. mop heads. Non-marking casters. All-plastic construction. Yellow.