Straw cleaning brush set, 12 pieces, includes an 8.2-inch bottle cleaning brush and a nylon straw brush, suitable for sippy cups, insulated cups, water bottles, and straws (black).

Description: Premium Materials: Made of 304 flexible stainless steel and nylon bristles, the bottle cleaning brushes are durable, resistant to deformation and rust, and have moderate hardness, providing a superior user experience. 12 Different Sizes: A set of 12 bottle brushes, each 21 cm/8.2 inches long, comes in various diameters (2 mm/0.07 inch, 3 mm/0.12 inch, 4 mm/0.15 inch, 5 mm/0.19 inch, 6 mm/0.23 inch, 7 mm/0.27 inch, 8 mm/0.31 inch, 10 mm/0.39 inch, 12 mm/0.47 inch, 16 mm/0.62 inch, 18 mm/0.7 inch, 20 mm/0.78 inch). Easy to Use: This straw cleaning brush features soft, durable bristles. Simply insert it into the straw, twist, and remove to clean. It easily produces rich foam, sufficient to effectively remove dirt. It cleans straws effortlessly from top to bottom without scratching the inside. Versatile: This reusable cleaning brush set can be used not only for cleaning straws, but also for cleaning pipes, tubes, hookahs, coffee makers, teapot necks, sink drains, hummingbird feeders, pet water fountains, and other hard-to-reach corners, such as narrow-necked tubes/bottles. Furthermore, it can be used to clean straws from various drinking vessels, such as thermos flasks, kettles, sippy cups, baby bottles, and water bottles.