Compression molded EVA maintains rebound properties in subzero temperatures

Sierra is constructed with maximum durability for the harshest conditions. The Extreme Durability platform is the best choice for high heat and high abrasion occupations like welding and railroad.

• ATS Technology provides all day stability and comfort
• High heat resistant outsole, and oil-and-slip resisting Duratread outsole
• Premium full-grain leather upper
• Six-row stitch pattern
• Goodyear welt construction
• 90 degree heel

Torsional flex grooves allow natural foot movement across varied terrains