Bottle and cup cleaning brush with long handle and sponge head designed to reach deep into narrow openings and remove dirt from hard to reach areas. Key benefits Reaches every corner: Long handle plus a flexible sponge head cleans deep into bottles, cups, and glasses where regular sponges cannot reach. Effective cleaning: Soft sponge removes residue and stains without scratching delicate surfaces. Durable and reusable: Sturdy handle resists bending or breaking, and the sponge head holds up to repeated use. Easy to use: Comfortable grip and extended reach make cleaning faster and less awkward. Features Function: Designed for thorough interior cleaning of bottles, cups, and glassware. Compatibility: Works with water bottles, travel mugs, sports bottles, baby bottles that are not specified as a medical product, thermoses with wide or narrow openings, and tall glasses. Size: Long handle provides extended reach into deep containers. Sponge head conforms to curved surfaces and corners. Material and performance: Soft sponge head for effective dirt removal combined with a durable handle that resists deformation. Reusable for routine cleaning tasks. Typical use scenarios Daily bottle cleaning: Remove milk, juice, or coffee residue from reusable water bottles and travel mugs after each use. Glassware and narrow containers: Clean tall glasses, decanters, and thermoses where a flat sponge cannot access the bottom and sides. Kitchen prep and cleanup: Scrub pitchers, measuring cups, and other narrow kitchenware after cooking or baking. Practical, straightforward, and built for regular household cleaning needs.