Premium Material: The tubeless bike tire repair kit is made of aluminum alloy and the strips are made of vulcanized rubber. The storage box is durable and compact, and the bare insertion needle and tire plug are safely stored. Small and Lightweight: The total length is only 9.5 cm/3.74 inches and the weight is only 40 g. It can be placed in a pocket, backpack, or bicycle bag. It can be carried with you when riding, and the tires can be repaired at any time. Easy to Use: If you have a tubeless tire, this is a must-have product. If you have a puncture or hole in your tire, simply use this item to "plug" the hole/gap in your tire and re-inflate it with a bike pump or CO2 inflator Wide Application: The tire repair tool is suitable for mountain bikes, road bikes, hybrid bikes, electric bikes, cyclocross bikes, gravel bikes and tubeless mountain bikes. Note: The tubeless bike tire repair kit does not come with CO2 cartridges. Specifications: Item: Aluminum Alloy Tire Repair Kit Material: Repair Tools: Aluminum Alloy Band: Vulcanized Rubber Color: Silver Dimensions: 9.5*2*2 cm/3.7*0.8 inches Weight: 40 grams Instructions: 1. Find the puncture to remove the thorn, then mark it 2. Thread the band through the fork reamer 3. Insert the plug at a right angle into the tire puncture 4. Pull the tool out slowly and leave the cap in the tire 5. Re-inflate your tire with a CO2 tire inflator Package includes: 1 x File 1 x Pin 1 x Vent 15 x Vulcanized Rubber Strip