Street Fit 360 Tube, 700c x 23-25 (27" x 1 to 1-1/8) Presta Valve 2 Inner Tubes, each in their own box 700c x 23-25 (27" x 1 to 1-1/8) ISO 622 x 23-25 48mm Presta Valve, Removable Core, Smooth (no threads or nut) Replacement inner tube for a road bike, tri-bike, recumbent bike, carbon rim, wheels or other bike with the same tire size.