Multifunctional Cleaning Brush: Combines cup brush, insulation bottle lid brush, gap groove cleaning brush, and baby bottle brush to meet the needs of various cleaning scenarios. It tackles regular cups, insulation cup, and baby bottles with ease 3 in 1 Ingenious Design: Lid brush features 180° rotatable spiral lightweight crevice brush, hard bristle brush, and hook shaped remover. Multi shaped heads rotate flexibly for 360° no dead angle cleaning of lids, openings, and gaps Premium Material: The cut lid brush is made of ABS and the straw brush is made of PP. Medium hard bristles are strong to clean and not scratch the inner wall of the cup. The handle is comfortable to hold and enduring Vibrant Color: The straw brush has 2 colors, blue and pink, meeting the aesthetic needs of different users, and it is convenient to distinguish different uses, making cleaning more orderly Compact Size: The overall size of the cup lid brush is 14×2 cm, and the straw brush is 16.5 cm long, easy to hold and does not take up space