The Slime Extra Strong Self-Sealing Inner Tube 29 x 2.35-3.00 Inch offers long-lasting puncture protection. Thanks to the unique Slime anti-puncture fluid, a puncture is sealed immediately. This inner tube features a robust 35mm Schrader valve (AV) and is suitable for wide mountain bikes, e-MTBs, and speed pedelecs with 29-inch wheels. Ideal for those who want to keep cycling worry-free, even on rough terrain. It works for up to 2 years after installation and automatically seals multiple punctures.