2 Pack 20X3 Fat Tire Bike Inner Tubes, 20 X 3.0 Premium Quality Butyl Rubber Inn
Size 20X3.0. Material Butyl Rubber. Premium Material: Made of high quality butyl rubber, heavy duty. Fits all 20" x 3 tires & tubes. Valve Type and Length: Regular Schrader Valve for better sealing performance, 35mm with valve core cap.