Item Type: Bike Tire Patch Kit_x000D_ Material: Rubber + Steel_x000D_ Color: As Picture Shown_x000D_ Patch Diameter: Approx. 24mm/0.9in_x000D_ Rasp Size: Approx. 27x27mm/1.1x1.1in_x000D_ _x000D_ Weight: Approx. 13g/0.5oz_x000D_ How to use:_x000D_ 1. Use a tire lever to pry open the tire and take out the inner tire_x000D_ 2. After proper inflation, find out the leakage point_x000D_ 3. Use rasp to properly polish the air leakage_x000D_ 4. Take out the glueless tire patch_x000D_ 5. Tear off the tire patch and stick it to the leakage_x000D_ 6. Press and paste flat and wait for about one minute_x000D_ 7. Tire repair is easily completed_x000D_ 8. Pump up for test 1With a small box which contains 6 packs of glueless tire patches and a metal rasp. 2Exquisite and compact, small and lightweight, easy to carry and convenient for storage. 3Self?adhesive glueless tire patch, easy to use, just sand the tire with a rasp, and then stick the patch firmly to the punctured area. 4Super stickiness under high pressure can also play a good role without extra glue. 5Easy to use, suitable for inner tube repair of road and mountain bike tires, high performance.6 x BikeTirePatches 1 x Metal Rasp