WEAR RUBBER: The tire is made of excellent rubber, wear resistant,possess strong shock absorption, non slip
STABLE PERFORMANCE: Oversized tire has good grip and non slip, explosion proof and compression
ELASTIC WITHOUT DEFORMATION: Rubber tires are elastic and cushioned, the tire is stretchable, always retains original shape, and can withstand any change in pressure
EASY TO USE: Vacuum tires is , easy to use, thickened tires do not need to worry about puncture
TIRE SIZE: Inner diameter: 13cm / 5.1in, outer diameter: 21cm / 8.3in,tire width: 8.5cm / 3.3in, If you encounter any problems in use, please us in time, we will solve it for you as soon as possible.