Features1Rubber Material: Made of thick, shock absorbing butyl rubber, this tire not only adds comfort to your riding, but also guarantees your safety. 2Good Performance: The tire has the advantages of better sealing, anti aging, shock absorption and electrical insulation, and is durable. 3Easticity and Cushioning: Electric bicycle tire has good easticity and cushioning which enable the tire to withstand any change in pressure. 4Product Size: Diameter is 34cm/13.4in, inner diameter is 20cm/7.9in, package list includes 1 x tire,1 x inner tube. 5Safe Riding: 12 1/2x2 1/4 tire and inner tube, strong performance, very stable, fine workmanship, portable and practical, safe riding.SpecificationItem Type: Electric Bicycle TireMaterial: RubberColor: BlackWeight: Approx. 870g/30.7ozDiameter: Approx. 34cm/13.4inInner Diameter: Approx.20cm/7.9inPackage List1 x Tire1 x Inner Tube