RUBBERMAID WAVEBRAKE SIDE PRESS MOP BUCKET & WRINGER COMBO. WAVEBRAKE MOP BUCKETS INHIBIT WAVE FORMATIONS TO REDUCE SPLASHING. PATENTED DESIGN FEATURES MOLDED-IN WAVE BAFFLES TO REDUCE WAVE MOTION. LESS SPLASHING AND SPILLING MEANS SAFER CLEANER AND MORE EFFICIENT MOPPING. MOP BUCKETS ARE MADE WITH STRUCTURAL WEB MOLDED PLASTIC AND HAVE 35 QUART CAPACITY. BUCKETS NEST EVEN WITH CASTERS ATTACHED TO SAVE SPACE. NON-MARRING CASTERS FOR EASY MOBILITY. WRINGERS HAVE A COMFORT GRIP TUBULAR STEEL MOP HANDLE. SIDEWARD PRESSURE WRINGER IS TESTED TO EXCEED 50000 WRINGING CYCLES. FOR UP TO 32 OZ. MOP HEADS.