Bontrager Inner Tube - 28" | Self Sealing | 20-25mm

Protect yourself from flats with these specially-designed Self-Sealing tubes that instantly seal small hole punctures. Bontrager SealSafe sealant seals more effectively than previous versions. 0.9 mm wall thickness. There are three types of valves: Presta valve: also known as Sclaverand or French valve. Dunlop valve: Woods, Bicycle, English or Dutch valve. Schrader valve: standard or automotive valve. Valve type: Presta (Sclaverand) Weight supplement: manufacturer information