Darn Tough T4033 Boot Heavyweight Tactical Sock with Full Cushion Color:Black The DFA replaces the standard

The DFA replaces the standard vertical leg strap and raises the height of the system on the thigh for increased stability

functional

state and federal levels

NSN: 6605-01-571-6052

and are no-melt

Darn Tough T4033 Boot Heavyweight Tactical Sock with Full Cushion Color:Black The DFA replaces the standardDarn Tough's Extreme Cold Weather Mountaineering boot sock designed for extreme cold climates or rugged terrain. This is our warmest sock, featuring full terry loop cushioning throughout for maximum warmth. Elastic support at arch. Reinforced heel and toe for increased durability. USAF Safe to Fly Certified and NAVAIR SOA Approved. FULL CUSHION From the toe to the top cuff, full cushion Tactical socks have terry loops running the length of the sock