This boot offers a heat resistant sole with a rubber compound that is resistant to 300°C and a glue that is resistant to 70° C. Heat activated glue WILL delaminate when exposed to fire or heat. (This delam is not covered under warranty.) Designed for forest management work and post-fire clean up work. Minimum 8 inch height on all boots meets federal standards for wildland firefighting. This boot is NOT designed for front line firefighting.