Our anti-leak repair spray contains resin, curing agent, polyurethane It can withstand high and low temperatures, sunlight and cold weather, and has high flexibility to prevent surface cracking It automatically and quickly leaks, finds cracks, and quickly bonds to help restore the repair surface to its original state Its usage is very simple: 1 Clean the substrate and make sure the surface is clean 2 Shake the product well Open the lid, press the label, spray on the surface, and then brush evenly with the brush provided 3 Wait for it to dry The anti-leak repair spray will not be affected by water and has a truly first-class waterproof effect, allowing you to use it once without any trouble, greatly saving your time and energy 1set Anti-leak repair spray Waterproof and moisture-proof repair leakage Content: 126g Ingredients: resin, curing agent, polyurethane