Our brush cleaning kits are very useful. Made of nylon, with good elasticity, stainless steel wire handle, not easy to deform, easy to grasp. Suitable for most water bottle straws, teapot necks, test tubes, etc., the design of spiral bristles can quickly clean the dirt, saving you . Feature - Color: Black - Material: Stainless steel and nylon - Length: About 20 cm / 7.87 inches - : These are made of nylon, with good elasticity and no lint. - Easy to use: Stainless steel wire thin handle, no rust, not easy to deform, easy to grasp. - Thorough cleaning: are spiral and have good contact with the wall of the straw for more thorough cleaning - Meet the needs: Easily enter hard-to-reach spaces, and can clean crevices and dead spots. - Convenient storage: There is on the upper of the brush, you can hang the brush kit neatly for storage. Package list: 10 x Cleaning