1. It is coated with oily super glue, with a shelf life of up to 2 years;<br> Specification:<br> Name: Bicycle tire patch without glue<br> Material: Rubber<br> Size: Patch diameter 2.9cm, thickness 0.5mm /<br> 3.6cm*5.4cm thickness 0.5mm<br> Colour: Black<br> Steps for usage:<br> 1. Grind the edge of the hole into a rough surface with a file or sandpaper, and the diameter of the rough surface should not be smaller than the patch;<br> 2. Clean the polished surface;<br> 3. Align the center of the tire patch with the hole, press it firmly;<br> 4. After standing still for 5 minutes, put it in the outer tire and inflate the tire to complete the repair.<br> The package includes:<br> Bike tire patch without glue<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store