3. Stain Removal - 360 degree cleaning with no dead ends. The brush head also enriches them quickly, which can reduce waste and is a good helper for household cleaning. 2. Dissolve stubborn dirt: the handle brush can easily reach the floor and clean all indoor areas. Thanks to its shape, stubborn dirt on the shoulders and bottom of the bottle can be easily wiped off. Thanks to the sturdy and durable handle, you will have a good hand feel and can be cleaned quickly and easily. 1. Sponge design: the water brush cleaner is a specially designed sponge. The handle and durable can easily clean the entire inner surface of the bottle. 4. Powerful function: a small hole at the end of the handle is convenient and space-saving. It is suitable for different shapes of cups: baby bottles, plastic bottles, wine glasses, small cups, etc.