2pcs Homonth Roof Repair Adhesive Flexible Roof Lining Interior Fabric Leather Crack Retreading Repair Adhesive Our roof repair adhesives contain alkene-styrene copolymer and carboxychloroprene latex. It has a high viscosity formula and can be firmly attached to the roof lining. Adapt to the high temperature environment in the car， not easy to fall off. Its use is simple: first clean the dust and fouling of the roof lining to ensure that the surface is clean and free of impurities. Use a brush to dip in the appropriate amount of glue and evenly apply it to the surface of both sides of the material to be bonded. After applying the glue， do not glue it immediately， let it dry naturally for 10-15 minutes until it reaches semi-dry state. Align and glue the material on both sides and then press with a weight or use a tool to secure it to ensure a tight adherence to the table. After bonding， you can evenly apply a suitable layer of glue to the surface of the material and wait 10-15 minutes for it to cure. After bonding， continue to fix for 24 hours， until the glue is completely dry and cured before being put into use. And it can prevent the repair layer from cracking due to drying or environmental changes.