Professional hot melt stick is non-toxic and environmentally friendly.It's a perfect adhesive for other different materials,such as wood,plastic,glass,metal,stone, ceramic,brick ,toys,lace ,cotton fabric,etcPaintless Dent Repair Hot Melt Glue Stick is an indispensable accessory for car dent repair. It has a strong stickiness and also suitable for DIY small things,for example toys,ceramic wall,wood floor,refrigerator,glasses,phone shell case and some handicrafts.Black Glue Sticks are suitable for relatively soft.We have tested this glue sticks with a 40W Hot glue gun,preheating time is 3-5 minutes. Stuck on tightly with about 5-10 minutes cooling time. Perfect for your car dent remove job or some home decoration job.How to use it for car dent repair:1.Mount the glue stick into the glue gun and pull trigger until the glue stick is loaded into the glue gun, then connect to a power outlet and preheat for 3-5 minutes.2.Select an appropriate sized puller tab for the dent.3. Pull the trigger on the preheated glue gun and apply the glue to the pull tab.4. Immediately place the pull tab at the center of the dent, gently press until the glue cures and adheres, this will take less than 8 minutes and even less in colder.5.After pulling dent out,please spray alcohol on the residual glue,it will become easy to clean.colour:BlackMaterial:Hot melt gluesize:Single about 11 x 270mmPackage Contents:10 x Black Glue SticksOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.