Save Your Ride Quick & Easy This repair kit is only 33grams, the light weight and small size make it very portable, can be kept in the saddle bags. Tubeless sealant alone can’t seal every puncture. Sometimes you need more surface area to seal the hole. This tool helps insert plugs to help sealants clog up puncture. Instruction of Tubeless Bike Tire Repair Kit Find the hole and sand the hole Pass the strip through the front end of the needle Insert the needle with rubber strip into the breach, leaving about 1/3 outside the tire Pull the tool out quickly, and leave 5mm length on the tread and cut off the rest Strips are placed in storage capsule 5*BACON STRIPS & 5* BLACK STRIPS INCLUDED Different forms of assembling The storage capsule can be removed and fitted from the rear and used as a grip to improve the griping experience. Valve extension tool included