Non Scrachable,easy To Clean,easy To Handle. Born babies smart space bottle brush has soft but effective bristles that wont scratch your bottles or nipples while having a comfortable ergonomic brush handle design with non slip grip. bottle brush has a 360 degree nipple brush that has bristles on all sides for easy cleaning. born babies smart space bottle brush comes with a nipple brush that stores inside of the brush handle for hygienic storage. bottle brush is bpa free.