• 5 mm neoprene provides comfort and flexibility, along with excellent waterproofing, shock absorption and heat retention properties; adjusts to your foot shape to resist blisters and chafing
• 2 mm thermal foam under the footbed and warm fleece lining provide excellent warmth in cold temperatures; comfort rated from -40 F/-40 C to 40 F/4 C
• Stretch-fit Comfort Topline snugs calf to seal in warmth while keeping cold and debris out; EVA contoured and molded midsole fits natural foot shape for added support
• MS-1 molded outsole provides sure grip in wet, icy and snowy conditions; 17-inch height for added protection
• 100% waterproof work boots; steel toe protects against impacts from above; meets ASTM F2413-11 M I/75 C/75 EH