Unique locking system for carrying room to room. High quality plunger with extended flange. Ventilated bowl brush holder reduces build up of moisture and odor. Continuous protection antimicrobial protection of the plunger cup & brush bristles. Clean is just the beginning. Antimicrobial protection. Clorox cleaning tools have antimicrobial protection against odor causing bacteria. The antimicrobial material is built into the brush bristles and plunger cup, providing continuous protection that won't wash off or wear away.