At 29 inches, this inner tube saves more than 100 grams per wheel compared to standard butyl tubes. Also available in other size options, it boasts twice as much puncture protection. In addition, the pack size is reduced by almost half. Tubolitos are easy to assemble and a lightweight alternative for tubeless riders. Suitable for all-mountain bikes with disc brakes. The Ultralight, Extra Durable Bicycle Tube For a long time, the innertube has been overlooked in the bicycle industry. Tubolito are changing that. Their vision: The perfect inner tube. Street, Trail or City - Developed for the optimal cycling experience. Lightweight: 2/3 Lighter Than A Standard Tube Every gram counts. Even more if you reduce the rotational weight. Tubolito offers an easy and achievable weight tuning. Tubolito can provide this solution by combining a new material with a self-developed production technology. Tough 2x Stronger Than Standard Tubes Lighter and more robust. Tubolito solves this contradiction by using a new concept: manufacturing the tube with a thermoplastic elastomer, called TPU - materials known for durability and excellent damping. Their goal to transform these excellent material characteristics into an outstanding bicycle product, reducing contact areas and seams. Developed and Manufactured in Europe Tubolito tubes are manufactured in Europe, and all assembly parts are sourced in Europe. This allows Tubolito to maintain very high-quality standards. Manufacturer's Part Numbers: TL-33000005 Black 3 Presta 29x1.8-2.5" TL-33000021 Black 4 Presta 27.5x2.5-3.0" TL-33000022 Black 5 Presta 29x2.5-3.0" TL-33000004 Black 2 Presta 27.5x1.8-2.5" TL-33000003 Black Presta 26x1.8-2.5"