This 10in Fireman Logger Boot has numerous heat resistant features such as a 500 degree heat resistant lug sole and fire resistant lace. It has solid brass eyelets and steel stud hooks for long lasting toughness. The goodyear welt construction helps maintain durability no matter how tough the job is. Full-Grain Oiled Heat Resistant Leather Goodyear Welt Construction 500° Heat Resistant Fire Resistant Lace Solid Brass Eyelets and Steel Hooks Oil Resistant Lug Sole