Features1Rubber Material: This electric scooter inner tube is made of rubber material, which has great durability and wear proof performance. 2 Air Tightness: The inner tube has airtightness, allowing for flexible adjustments and strong connections, ensuring a secure and reliable fit. 3Straight Valve with Cap: The metal valve is equipped with a cap, providing added protection and durability. It effectively protects the valve of your scooter tire and maintains stable tire pressure. 4Convenient Installation: This inner tube is a great accessory for replacing worn or old wheels, making installation and replacement easy and hassle free. 5Great Accessory: With a size of 8.5 inch, this inner tire tube is ideal for those who want to DIY their electric scooter or improve their riding experience.SpecificationItem Type: Electric Scooter Inner TubeMaterial: RubberWeight: Approx. 75g/2.6ozPackage List1 xElectric Scooter Inner Tube