Bicycle Tire has a characteristic, if one did not succeed, then this tire useless. There are two reasons for the failure: 1. The tire sealant is not dry or paste Tyre sheet. Gum solvent volatilization process and discouraged between the tire and tire repair sheet to form a gas passage. If you are too impatient, affix Tire chip Tire chip can also find on the tire slide, basically this tire on the death penalty. 2. Tyre between the plate and the tire has not driven out of the air, it will also discouraged between the tire and tire repair sheet to form a gas passage. Tyre is most commonly met during cycling of the problem, then there really want to fill tires, you should pay attention to what? 1. Carefully look for break point. Only about listening with ears in the field. The best preparation for a crayon, marked the first break point and then started working. 2. Carefully break point surrounded by rough play. Especially when the break point in the vicinity of the tube clamping line, but also to carefully polished the tube parting line. 3. The glue must break point as the center, a radius of about 15mm, first draw a circle with glue, and then go on break point average on plastic. Reason: In terms of the first break point of the gel, and then gradually out of the plastic, because plastic visually easy to see after the break points, is likely to result after tire repair, tire repair piece break point is not in the middle, representing the probability of failure of Tyre high. 4. Apply glue to dry have to wait its surface, it appears to be gray, rather than the shiny shiny, in order to affix Tyre sheet. 5. After the puncture film, hard to find a flat place to stand on top of the tire with the tool gradually out tap hole by the break, in order to determine the air expelled. 6. Carefully check the tire, be sure to find the culprit rolling tires, if necessary, bring along a needle-nose pliers to pull nails to prepare. 7. Replace the inner tube to be smooth, to avoid tire and inner tube has been broken wheels rolling.