Durable Material These cleaning brushes are made of polypropylene while bringing you durability and versatility. The bristles are made of nylon which is both resistant and easy to clean. 10 packs of row design, take it as you use it, easy to store. You can keep some at home, some for carrying around or share with friends. Simply insert it into the pipe, rotate it, remove and wash it. With the soft but durable bristles, it can be used to clean holes and does not scratch the inside. The non-slip handle design with concave and convex lines makes it more convenient to handle. Our durable cleaning brush is very flexible and will not break easily. It is often used at home, not only for showers in the bathroom but also for faucet sprinklers in washstands, kitchen sinks, for smart toilet flushing nozzles, mobile phone data ports, Electronic products, earphones, keyboard lights and other gaps, widely used and other small holes and seams. PECIFICATION Material: Handle: Polypropylene Brush: Nylon Wire: Stainless Steel Color: White Size: 6 + 0.8cm / 2.36 + 0.32 Inches Brush for Head Size: 1 for cm / 0.39 Inches Heat Resistance Temperature: 100 Package Included: 10 PCS / Set for Gap Hole Cleaning Brush,1package Notes: Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance. Due to manual measurement, there might be a tolerance in the product size.