Features1It is more strong and more comfortable, a replacement for old or broken tire for M365 scooter. 2It is made of higher quality rubber, it has good resistance to penetration, with highly resistant to wear and tear, ensures incredible resistance to extreme temperatures, can be better protection. 3Compared to other rubber tires, it has a good damping effect antislip with double the thickness design guarantees flexibility and buffer capacity, capable to bear any pressure change. 4Stable performance, it is ultratearresistant, scratchresistant and durable in use, feature a high quality valve that preserves more pressure. 5Easy installation, the replacement inner tire is extremely convenient and simple to install and detach. Please check the position of the valve, and make sure you install them in the right direction.SpecificationItem Type: Inner TubeMaterial: RubberColor: BlackSize: Approx.21.59cm/8.5inQuantity: 2pcsWeight: Approx.240g/8.5ozPackage List2 x Inner Tube