1.Quality:This 10 x 2.50 escooter inner tube is made of Butyl, which is better in air tightness, elastic damping and aging resistance than natural rubber 2.The inner tube is made of high-quality butyl , which has good thermal stability and air tightness and is . 3.The 90-degree design of the inner tube makes it easier to inflate the tire. 4.Applicable to M365 :The replacement inner tire is extremely convenient and simple to install and detach.It adopts high-quality ,whatever inflation and installation is very convenient. 5.Compatible with 10in scooter, The inner tubes are of high quality,Compared to solid tires, it has good damping effect, and easier installation. Good seismic performance:The inner tires are of good air tightness and stability, and have better damping than solid tires, giving you a more relaxed and comfortable riding experience.This inner tire has been developed to respond to irregularities in the road. Colour:black Material:Butyl Package Contents: 2 x Scooter Inner Tube Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.