Air Plus tubes feature an increased wall thickness to help prevent punctures and pinch flats, while maintaining air pressure better when compared to a standard tube.Item SpecificationsISO Diameter622 / Road / 29"ISO Width (mm)35ISO Width (mm)36ISO Width (mm)37ISO Width (mm)38ISO Width (mm)39ISO Width (mm)40ISO Width (mm)41ISO Width (mm)42ISO Width (mm)43ISO Width (mm)44ISO Width (mm)45ISO Width (mm)46ISO Width (mm)47Labeled Size700 x 35 - 47Shaft TypeThreadedTube CompoundButylValve CoreRemovableValvePresta Short 32-40mm Schwalbe Air Plus Tube Tubes EAN: 4026495871730