Universal bottle and cup scrubber brush Practical and versatile cleaning tool for bottles, teacups, mugs and other cups. Designed to handle everyday cleaning tasks around the home, office, and while traveling. Long handle design: provides extended reach to reach into bottle necks and deep interiors with ease, reducing effort and splash. materials: constructed from PP and nylon bristles, offering durable scrubbing power while remaining safe to use on everyday drinkware. Portable and lightweight: compact enough for travel or carrying in a bag, yet robust enough for repeated use. performance cleaning: detailed bristle design delivers effective interior and exterior scrubbing, helping remove residue and stains from cup surfaces and rims. Compatibility and size: designed to fit typical bottle openings and cup rims; suitable for standard sizes commonly found in home and office drinkware. How to use: apply a small amount of detergent or soap, scrub the interior and exterior surfaces, rinse thoroughly, and allow to airdry after use. Use scenarios: After workouts, clean a sport water bottle with narrow necks to remove residue and odors. In the kitchen, scrub coffee mugs and teacups to remove tea stains and coffee residue. While traveling or at the office, keep travel mugs and portable cups clean on the go.