🚴♂️ Never Let a Flat Ruin Your Ride! Schrader valve design for hassle-free setup. Extra strong rubber construction for long-lasting performance. Experience peace of mind with our 2-year flat protection. Non-toxic, non-corrosive, and water-soluble for a greener ride. Fibro-Seal Technology seals punctures up to 1/8" instantly. Eco-Friendly Sealant Fibro-Seal Tech 2-Year Flat Protection The Slime 30049 Bike Inner Tube is engineered with advanced Fibro-Seal Technology to provide instant puncture repair for up to 2 years, ensuring a worry-free cycling experience. Designed for mountain bikes with a Schrader valve, this eco-friendly inner tube is made from durable rubber and is easy to install, making it the perfect choice for environmentally conscious cyclists.