This bottle brushes with a long handle, bristles made of Silicone TPR, no harmful chemicals. is designed to reach down into every corner of the bottles to properly clean them by removing residue. The long bottle brush is suitable for most bottles and has soft and won't scratch the interior. Clean baby bottles, reusable, Juicers, water bottles. The soft fur is clean and does not scratch the inside of the bottle. Firm tip bristles thoroughly clean the bottom of the bottle. You can find that they have a million uses. Let you enjoy your cleaning and housework.