Features1More Durable: Made of high quality butyl rubber material, the bicycle inner tube has the advantages of better sealing performance, ozone resistance, anti aging, shock absorption and electrical insulation, and is durable. 2Safe Bike Tubes: The butyl rubber inner tube can absorb the impact of bumpy roads, making riding comfortable and safe. It is heat resistant and can withstand the abrasion of daily use. 3Easy to Install: The tire levers can let you easily get your tube out from the tire when changing the tube, very convenient for installation. 4Application: This bike tire tube with presta valve fits 700c tires with 23mm or 0.9in width. 5 Accessories: The durable butyl rubber bike inner tube is great replacement for broken bicycle inner tubes, suitable for most bicycles, such as mountain bikes, road bikes, etc.SpecificationItem Type: 700x23c Inner TubeMaterial: RubberProduct Color: As Pictures Shown Inner Tube Specification: 700x23CProduct Weight: Approx. 221g or 7.8ozGas Nozzle Model: Presta ValvePackage List2 xInnerTube2 x TireLevers Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store