1000 LiteFire insulation. LiteFire insulation is an aluminum that is sprayed as a gas and it solidifies to become the insulation equal to 400 grams of traditional insulation. It is extremely thin.
Carhartt 10" WATERPROOF Insulated Composite Toe Pac Boots, ready for 8 hours on the job plus "OT" on the trail! Here's a pair of Boots that are ready for anything. And when we say anything, we mean anything. 100% waterproof / breathable membrane for comfort in the slop, composite toes for safety on the job, plus LiteFire insulation that offers the same level of warmth as traditional 1,000-gram insulation - but without any of the excess weight. Whatever you've got planned, we're confident these are the right call. The best, for work or play: Oil-tanned leather upper with abrasion-resistant Cordura nylon; 100% waterproof / breathable membrane keeps water out, stays cool; Lightweight LiteFire insulation warms like standard 1,000-gram insulation; Composite safety toes meet ASTM F2413-11 EH standards for protection; Oil, chemical and slip-resistant outsole; Ortholite insole for added shock-absorption and support; Each approx. 10" h., 37 ozs. State Size and Width. Order yours today! Men's Carhartt 10" Waterproof 1,000-gram LiteFire Insulation Composite Toe Pac Boots, Brown
Carhartt Men's 10" Waterproof Insulated PAC Composite Toe Boot | Industrial & Construction Boots - S4YF3JMUZ