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 price! Size: 26" x 1.50", 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. You will receive 2 x KT36 inner tubes.