Kenda tubes high quality butyl inner tube air tight high puncture resistance known as one of the best quality tubes available in the market place but not at this pricesize 24 x 1 75 1 90 1 95 2 00 2 125 will fit all tyres with these sizes on them valve schrader also known as car type a valve plastic valve cap included with each tube average weight 158grams you get 2 tubes which will fit mountain bike sizes 24 x 1 75 to 2 125 you will receive 4 x inner tu