Cup Cleaning Brush - Material The rotating brush cleaning design can easily handle temperatures up to 80 degrees Celsius, ensuring long-term stable performance and reliable cleaning results. Whether it is daily cleaning or dealing with stubborn stains, this sponge bottle brush can meet all your needs. 5-in-1 Cup Lid Cleaning Brush - Easy to Clean: This water bottle cleaning brush includes 4 specially designed brush heads, a cup tip brush for dealing with stubborn stains, a crevice brush for cleaning narrow grooves, and a corner brush with bristles to thoroughly remove dirt in narrow corners. The cup cleaning brush completely changes your cleaning habits and keeps your home clean. Multifunctional Water Bottle Lid Cleaning Brush - Space-Saving Design: These bottle cleaning brush sets have a 180-degree rotating and interchangeable design for quick replacement and simplified cleaning. Each bottle cleaning brush is equipped with a hanging hole for convenient storage, helping you keep your space organized and tidy. Water Bottle Crevice Cleaning Tool - Wide Range of Uses: This 5-in-1 lid brush is suitable for all kinds of cups and bottles, including glasses, baby bottles, sports glasses, wine glasses, tea cups, mugs, etc. In addition, they can also be used to clean kettles, lids, plates, pacifiers and other , making these cup lid cleaning brushes a must-have tool for all your cleaning needs.