Cup Cleaning: Our mini multifunctional brush allows for deep cleaning of crevices and corners. 3 in 1: 1. U-shaped brush: Fits around the mouth of the cup to clean stubborn stains. 2. Hole brush: Cleans the narrow grooves inside the lid. 3. Stiff Bristle Corner Brush: Removes dirt from the corner grooves of the container. Material: Made of high-quality nylon, stainless steel, silicone, ergonomic handle, comfortable grip, not easy to break. Clever Design: Small and delicate, can be rotated 180° and can be exchanged, with hanging holes, when not in use, can be hung, easy to store, can be used for a long time. Wide Use: Our suction cup brush head can be rotated 360 degrees in one direction (counterclockwise rotation only), suitable for all kinds of cups and bottles, such as cups, glasses, milk bottles, sports cups, wine glasses, tea cups, mugs, etc. It can also be used for water bottles, water bottle lids, plates, pacifiers, etc.