This is a Pigeon slim type nipple brush. It thoroughly cleans the inside of the Mother's Touch slim nipple. It fits perfectly into slim nipples of baby bottles and gently cleans with fine-textured sponge. The core prevents the sponge from collapsing, allowing you to clean even the tip of the nipple. Easy-to-grip handle With a hole for hanging on a hook Two brushes included, one used Only one new, unused brush is for sale. No comment needed, immediate purchase is welcome!