Munchkin bottle and nipple brush has a strong base which keeps it upright and away from germs this innovative design has been patented and is a two in one solution to washing your babys bottles the nipple brush supplied is conveniently stored away in the handle of the larger brush the brush has a non slip grip comfortable handle and the bristle is made from durable nylon at the tip of the brush is a strong sponge scrubbing tip it is ideal for cleaning standard angled and wide neck s