Surebonder All Temperature Glue Sticks works at either low temperature (230 degrees F) or high temperature (380 degrees F) for everyday gluing projects. Use with hot or low temperature glue guns. Bonds to metal, wood, paper, fabric, magnets, ceramics, floral arrangements, glass and plastic using a high temperature glue gun. Bonds to delicate materials such as balloons, ribbon, lace and children's crafts using a low temperature glue gun.Details:Clear7/16" diameter x 10" stick size2 packs (20 glue sticks per pack, 40 sticks total)Works at either low temperature (230 degrees F) or high temperature (380 degrees F)60-65 second working timeBonds to most surfacesFor ages 13 and up