[5 in 1 Crack Cleaning Brush] Sponge head to clean the dirt on the wall and bottom of the . The handle cleaning scraper can clean stains and lumps. The silicone mouthbrush hooks stably around the mouth of the bottle to clean stains. Twisted groove brush to clean narrow grooves in the lid of the . [Multifunctional Cleaning Brushes] Equipped with a large 5-in-1 multifunctional covering brush, which combines a handle sponge brush, a hard bristle brush, a silicone mouth brush, a twisted crevice brush and a scraper, convenient to clean the water bottle. and space between . [Premium Material] The space cleaner brush for 5 in 1 is made of high-quality soft sponge brushes and handle plastic, combining nylon straw and space brushes, effectively remove stains from . [Wide Application] These 5 in 1 large multifunctional cleaning brushes help you clean the cracks of the bottle cap and clean the bottle body. Handle bottle cleaner brushes suitable for cleaning milk bottles, sports cups, baby bottles, glasses, tea cups, thermos lids, etc.