Amazing Repair Effect - High quality and technical windshield crack repair. Windshield repair kit can quickly and effectively repair small cracks and chips only in 20 minutes without special tools. Save your time and money to prevent damage from spreading. Restores windshield to near new condition. Keep a long term maintenance effect. Safety Material - Advanced resin formula, all windshield repair material without chemicals or toxic material, good for multiple repairs.The air in the crack will block the infiltration of the repair fluid, and our windshield repair kit have vacuum function to quickly remove air from the crack. For All Types of Laminated Windscreens - Minimizes the appearance of chips and cracks in windscreens and stops them spreading.The kit works best on small chips, bulls-eye, spider web, star-shaped, Half-moon crescents, crack not more than 12 inches/ 30 cm and round damage not more than one inch in diameter. Easy to Operate - Women can also easily use it to repair cars. Do it by yourself with the Auto Windshield Repair kit and its detailed instructions.The durable resin will minimize the appearance of the chip and restore strength to the windscreen. It only takes a few minutes to repair a chip and as the resin cures.