Fits ALL MOUNTAIN rims, 26" and 29" 19-25mm inner rim width. Color coded YELLOW. Joe's Tubeless Rim Strips are specifically designed to secure the tire inside the rim, with no loss of air from the rim. Weight 70 grams per strip including valve. Fits rims with FRENCH/PRESTA valve hole openings.This kit contains all you need to convert two 26" or 29" standard mountain rims and tires to tubeless and keep you riding tubeless for years: 240 ml Joe's Super Sealant, with micro-sealing particles. 2 High quality rubber tubeless strips with integrated presta valves with removable cores. 1 Presta valve adaptor, for easy inflation. 1 Spare presta valve core. 1 Roll nylon rim tape for 2 wheels. Detailed Installation Instructions, easy step by step explanations, with photographs, available in 7 languages.