1. Easily repair windshield cracks. Even in the harshest climates and environments, it can be easily repaired without "delamination", "yellowing" or "cracking". The effect is remarkable, and it can be used in just 20 - 30 minutes. 2. The windshield repair kit can restore 90 - 95% of the original appearance of the glass, and the effect is long - lasting. 3. Convenient to carry. The windshield repair kit is small in size and easy to carry. If your car glass is damaged, you can take it out and repair it by yourself at any time, making your journey safer. 4. Application scope. It is a windshield crack repair liquid suitable for star - shaped, crescent - shaped cracks with a maximum diameter of 12 inches/30 centimeters and spherical cracks with a maximum diameter of 1 inch. 5. Vacuum function. It has an advanced resin formula and is equipped with an improved sealant nozzle, which can generate strong pressure to seal the cracks. The vacuum function can quickly expel the air from the cracks to achieve the best repair effect.