Features1Durable Material: Made of rubber material, with stable internal structure and strong flexibility. 2Quality Assurance: Strict quality control and quality assurance, high safety factor, can be used with peace of mind. 3Applicable Model: Used for 47cc 49cc 50cc mini four pocket bicycles, motorcycles, ATVs, electric scooters, karts. 4Shock Absorption: Rubber tire inner tube can absorb the shock of bumpy roads to ensure comfortable and safe driving. 5Inflatable Inner Tube: Can fully meet the international standard air pressure, has higher safety performance and longer service life than ordinary inner tubes.SpecificationItem Type: Bicycle Inner Tube Material: RubberValve: Curved ValveWeight: Approx.231g/8.1ozPackage List1 x InnerTube