YunSCM 26 inch Inner Tubes_ 26x1.90/1.95/2/2.10/2.125 Inch Bike Inner Tubes Replacement for 48mm Schrader Valve MTB Bike Inner Tubes Durable Butyl Rubber Bike Tires, 2 Pack 

Still searching for the most durable bike inner tube? Stop looking up now and try ours. It will exceed your expectation! Features: Made To Last: The bicycle mtb inner tube is made with steady and durable butyl rubber. It shows amazing sealing performance, ozone resistant, anti-aging and electrical insulation merits. Size Available: The bike tube 26''×1.9~2.125''. It fits tire width 1.9''-2.125''. YYINGG store has 3 Sizes available. Standard AV32mm/ AV48mm/AV60mm schrader valve.. Comfort is the first: The replacement tires ensure better shock absorption for upgrade riding experience. Your safety and comfort is our top concern.