Foam-based tubular insert, designed for tubeless tires to protect the rim, provide more grip, and prevent punctures. Super lightweight (45 g)! Whether you are a gravel enthusiast, long-distance racer, or bikepacking adventurer, the Air-Liner Light Gravel ensures a more comfortable and reliable riding experience. Compatible with tire widths of 42 - 50 mm and rim widths of 23 - 25 mm. To be used only in combination with tubeless tires and tubeless reusable valves. The design of Air-Liner Light increases side stability in corners. Thanks to Air-Liner Light, you can take the most extreme corners at higher speeds. The packaging includes an Airliner and a Vittoria Green Multiway Tubeless Valve with a length of 40 mm.