U-shaped brush which can match the cup lip to clean stubborn stains around the cup mouth. Tiny Gap Brush to clean the narrow grooves on the inner wall of the cup cover. Hard bristle corner brush to remove the dirt in the corner groove of the container. The 3 in 1 bottle cleaning brush is perfect for cleaning cup lid ,tiny bottle, nursing bottle, cup cover ,bottle cork dirt, etc. Our tiny bottle brush is made of high-quality ABS+ PP + PET+ silica gel, it is sturdy and durable, and can withstand high temperatures up to 80°C(176°F), washable safe and not easy to break for a long usage life. Small and exquisite straw cleaner brush with 360° rotating and swapped function. It can be easily swith the gap brush and stiff bristle cleaning when neccessory. Small cleaning brush fit easy into narrow gaps in the bottle cup cover for fast cleaning. Built-in a hanging hole and can be hung up when not in use, and is convenient storage. Made of food grade silicone, the bottle mouth cleaning brush is gentle on any surface and will not harm your cups lip, bottle lid. This 3 in 1 bottle cup cleaning brush is specializes in washing deep grooves, gaps, and corners. The brush is strong in decontamination and easy to clean with water, and dry quickly. Innovative tiny little multifunctional cleaning brush is suitable for all kinds of cups and bottles, such as cups, glasses, milk bottles, sports cups, wine glasses, tea cups, mugs, etc. Can also be used for kettles, kettle lids, plates, etc. It is a must have little tool for household cleaning and a perfect straw cleaner!