Mini size 5/16" glue sticks are suitable for all mini size glue guns. All-temperature glue sticks can be used in low temperature, high-temperature, and dual temperature guns with excellent results. High-temperature for ceramic, wood, plastic, magnets, jewelry, etc.; low temperature for bonding delicate materials such as balloons, styrofoam, ribbon, and paper. Working temperature range: 14 F (degree Fahrenheit) to 113 F.