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Carhartt Men's 8" Rugged Flex Composite Toe Waterproof CSA Work Boot Brown CMR8939

Carhartt Men's Rugged Flex 8" Composite Toe Puncture Resistant Waterproof CSA Work Boot - Brown - CMR8939 Men's work boots that are waterproof, puncture-resistant, and flexible. Rainproof, breathable, and built for the highest level of protection, these Carhartt steel toe boots keep you moving on the job. The leather upper is built with a composite toe, and it sits on a footbed plus lightweight midsole for cushioned comfort. Equipped with a puncture-resistant plate, the outsole delivers high traction while staying flexible. Key Features of the Carhartt CMR8939 Oil-Tanned Leather with Lace Closure Storm Defender® Waterproof Breathable Membrane keeps feet dry while letting them breathe 400g 3M™ Thinsulate™ Insulation keeps feet warm Composite Toe protects against impact and compression hazards; CSA Grade 1 toe protection Rubber Toe Bumper Puncture-Resistant Plate protects against puncture hazards, meeting ASTM F2413-18 PR standards Rugged Flex® Rubber Outsole for durable traction and flexibility Electrical Hazard Rated to ASTM F2413-18 PR EH standards CSA Grade 1 for Canadian Jobsite Requirements Beyond its US ASTM safety rating, this boot carries CSA Grade 1 toe protection, useful if your jobsite requires Canadian standard certification rather than just US ASTM. Insulated Warmth Without Losing Flex 400 grams of 3M™ Thinsulate™ insulation keeps feet warm through cold-weather shifts, paired with the Storm Defender® membrane so warmth doesn't come at the cost of trapped moisture. Shop more: Carhartt 8 Inch Work Boots , Carhartt Waterproof Work Boots , Carhartt Safety Toe Work Boots Frequently Asked Questions Is this boot CSA certified, not just ASTM? Yes, it carries CSA Grade 1 toe protection in addition to meeting ASTM standards. Does this boot protect against punctures from the ground? Yes, the puncture-resistant plate meets ASTM F2413-18 PR standards for protection against sharp hazards underfoot. How much insulation does this boot have? 400 grams of 3M™ Thinsulate™