1. Hidden separate nipple brush design. It consists of big size brush and small size brush .the big one can clean big and small size of feeding bottle, small brush can clean all kinds of nipple.
2. The brush can clean feeding bottles and nipples completely, the brush uses high quality soft woolen material .it is .non- toxic and flavor ,safe and convenient to use ,it is not easy to transform, easy to clean ,high temperature-resisting as well as outdated-resisting.