Features 1. Made of butyl rubber material, it offers better air tightness, heat resistance, and durability. 2. The butyl rubber tire inner tube helps absorb vibrations from uneven roads, ensuring a comfortable and safe ride. 3. Simple installation allows the old tire inner tube to be replaced quickly and easily within minutes, saving time and effort. 4. Electric bicycle replacement inner tubes are compatible with most electric bicycles. 5. Equipped with a bent valve, this inner tube helps prevent flats—keep a spare on hand for peace of mind. Specifications Item Type: Bicycle Inner Tubes Material: Butyl Rubber Product Color: As shown in pictures Product Weight: Approx. 146g / 5.2oz Package List 1 x Bicycle Inner Tube Note: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement.