Features: Material: Our ultra-light bicycle inner tube is made with good-quality materials that ensure exceptional durability so you can enjoy a long-lasting product that won't let you down. Reliable Performance: With our ultra-light bicycle inner tube you can count on reliable performance every time you hit the road. Better Experience: Our ultra-light bicycle inner tube is engineered to provide a smooth and comfortable driving experience thanks to its advanced design and good-quality construction. Easy To Install: Our ultra-light bicycle inner tube is designed for easy installation so you can get back on the road in no time. Customer Service: With customer satisfaction as our first priority we offer a satisfaction service for all of our merchandise. If you have any problems please contact us in time. We will give you replies as soon as possible. Specifications: Material: TPU Size: 65mm Weight: 35g Notes: Please allow slightly errors due to manual measurement and different monitors. includes: 1*Ultra-Light Bicycle Inner Tube "