Extremely durable, cushioned, and heat-resistant, the Sierra collection keeps feet comfortable and supportive in tough conditions. It's ideal for harsh outdoor jobs, high heat environments or intense construction work.

• ATS® technology provides lightweight support that helps your foot adapt to uneven surfaces for lasting comfort and stability
• All Day Cushioning insole helps provide comfort and support that can be easily removed for cleaning or replacement
• Oil- and slip-resisting Duratread™ sole combines lasting durability with flexibility and passes hot contact testing at 300°C/572°F
• 90° heel helps provide secure footing on ladders, rungs, and uneven surfaces
• Resoleable Goodyear welt construction joins the sole to the upper, providing long-lasting durability and extending the life of your boots
• ASTM F2892 EH rated