Size : 21.6in H x 4.4in W x 4.4in D10-in-1 Electric Toilet Brush Cleaning Kit : Hard nylon brush for heavy-duty cleaning, soft silicone brush for easy jobs, disposable brush for daily cleaning, crevice brush for cleaning hard-to-reach places. NOTICE: The nylon and silicone brush heads could be restored in boiling water if get squished up.Auto Clamp And Pop-out Design, User Friendly : This electric toilet cleaning brush allows you to assemble and remove the brush head without touching it, all you need to do is press the button to clamp or pop-out the brush head.