- Size & Compatibility : This inner tube features a 34mm regular valve and is designed to fit fat tire tubes measuring 26" x 4.0/4.5". It is compatible with road and mountain bike tires with ETRTO specifications of 100-559/114-559. - High-Quality Material : Made from durable butyl rubber, this tube offers excellent sealing performance and resistance to ozone, aging, and shocks. It provides reliable electrical insulation, ensuring optimal performance on the road or trail. - Easy Installation : Quick and hassle-free installation allows you to replace an old tube in just minutes. Follow our inflation guide when airing up from a complete flat to save time and effort. - Installation Tips : Before installing the new tube, inflate it slightly to maintain its shape, preventing twisting or bunching that could lead to pinch flats. Always ensure there is an even bead of the tire sitting on the rim on both sides for optimal performance. - Practical Applications : - Perfect for replacing a worn-out inner tube on your fat tire bike during summer rides or winter adventures. - Ideal for emergency repairs when you're out on a trail or commuting and need a quick solution for a punctured tire. - Essential for maintaining your bike’s performance, ensuring a smooth and safe ride anytime. Invest in this reliable inner tube to enhance your bike riding experience and ensure you’re ready for every journey.