[Unique design] The spiral brush can enter the narrow groove or the inner wall of the cover to remove dirt. Used to clean hard-to-reach places, such as teapots, wine decanters, coffee filters, kettles, hip flasks, cups, cups, feeders, flower vases, kettles,straws, teapots, etc. Good job: oblique angle brush, easy to clean sponge, complex structure. Easily remove the non-removable gasket from the container and clean it High quality: no toxic plastic. It is only made of food grade, BPA-free, recyclable materials and used in our water bottles. Food grade material, good for human health Multifunctional: Mini bottle brush can completely remove corners, crevices and lid stains Easy to clean: If there are stains, please use soapy water and a cleaning brush to clean Project Type: Mini Brush Use for various covered containers Package List:1pc x 3 in 1 Multifunctional mini clean brush Material: PP + PET + 304 stainless steel + nylon Size: Approximately 13.5 x 2.5 x 1.5 cm / 5.3 x 1 x 0.6 inches Weight: Approximately 34 grams / 1.2 ounces