"BOSS BIG BRUSH, THE BRISTLES ON ALL SIDES AND THE FRONT TO CLEAN EQUIPMENT LEGS AND MOLDING WHILE SCRUBBING FLOOR; TOUGH, LONG LASTING BRISTLES ARE ALSO CHEMICAL RESISTANT, CLEANS EASILY IN A DISHWASHER; LARGE 12"" WIDE BRUSH MAKES EASY WORK OF DIFFICULT JOBS; EASILY CLEANS CORNERS, ETC., THAT OTHER BRUSHES CAN'T; HEAVY-DUTY PLASTIC BLOCK WILL NOT BREAK OR BECOME MOLDY LIKE WOODEN BRUSHES WHEN PLACED IN A DISHWASHER"