Darn Tough T4033 Heavyweight Tactical Boot Sock Full Cushion

Maximum Warmth for Extreme Conditions

The Darn Tough T4033 Heavyweight Tactical Boot Sock delivers full terry loop cushioning from toe to cuff for operators working in extreme cold or rugged terrain. Built with 80% Merino wool construction and reinforced at critical wear points, this boot sock provides the warmth and durability needed for extended missions in harsh environments.

Key Features

• Full Cushion Terry Loops: Maximum comfort and protection running the entire length of the sock
• Merino Wool Construction: Fast-drying, breathable, and naturally antimicrobial for odor resistance
• Performance Fit: Prevents slipping, bunching, and hot spots during long wear
• Reinforced Heel and Toe: Enhanced durability in high-wear areas
• True Smooth Design: Undetectable seam fusion eliminates pressure points
• Lifetime Guarantee: Unconditional replacement warranty for life

Specifications

Frequently Asked Questions

How warm are these socks compared to regular boot socks?

These are Darn Tough's warmest sock design, specifically engineered for extreme cold weather and mountaineering conditions. The full terry loop cushioning provides maximum insulation.

Will these socks stay dry during long missions?

Yes. The Merino wool construction wicks moisture away from skin and dries quickly, while the naturally antimicrobial properties prevent odor buildup during extended wear.

What does the lifetime guarantee cover?

Darn Tough replaces any sock that wears out, no questions asked. No receipt required, no time limit, no conditions.

Do these socks fit standard military boots?

The boot sock height sits mid-calf and the performance fit design prevents bunching inside standard tactical and military footwear.