General description Designed for fat bikes, this 2 Pack 26X4.0 Fat Bike Tube set includes durable inner tubes made from butyl rubber, ensuring better air tightness and shock absorption. The tubes come with two tire levers for easy installation and removal, preventing finger injuries and rim damage. With strong wear resistance, these tubes are less likely to break or deform during use, providing a comfortable ride for your child. Technical specifications Type: 26X4.0 Material: Butyl rubber Valve: AV 32mm Color: Black Measurement allowed error: +/- 1-3cm Package Contents 2 x Bike Inner Tubes 2 x Tire Levers Other information