VHB is suitable for bonding many kinds of material with flat hard surface like sealed wood, plastics, glass, composites, metal, etc. <br> <br> <b>VHB 3M Round Adhesive Replacement Kit:</b> <br> 4 of Round 1.4 inch diameter Double-sided sticky pads. <br>Alcohol Pad <br> <br> <b>How to use:</b> <br> Make sure the the surface of both parts you want to glue together is flat <br> Make sure the temperature during application is at least room or a little higher (70F - 90F) <br> Peel the film from one side and apply to the chosen spot. Wait for about 30 min <br> Peel other side and apply to the other chosen spot. <b>Wait for 2 - 4 hours</b> before use