• 10 x 2.125 inner tube suitable for 2-wheel scooters and self-balancing scooters • Compatible with 10 x 1.90, 10 x 1.95, 10x2, 10 x 2.125, 10 x 2.25 tires • Recommended inflation pressure: 36 PSI. It is recommended to inflate the inner tube according to the indicated pressure to avoid damage • Provides comfort and safety, smooth grip, efficient drainage, good traction, maneuverability, and wear resistance • Package includes 2 inner tubes of 10x2.125 and 2 valve caps • Packaging can be recycled • It is important to check the size and compatibility before making the purchase