Cushioned at the he heel and toes, very long (they get to one inch under the knee bones), do not slip down when worn, very warm...  Read More

Cushioned at the he heel and toes, very long (they get to one inch under the knee bones), do not slip down when worn, very warm and breathable, excellent darn tough quality: so far all my darn tough resist my apparently super sharp and tough nails (no matter how trimmed) better than my smart wool, and resist washes beautifully, also better than my smart wool over time --not using high temperatures for both washing and drying.  Read Less

The best quality socks i've ever seen!

The best quality socks i've ever seen!  Read Less

I have had these for a while and never developed holes or worn spots on them.

I have had these for a while and never developed holes or worn spots on them.  Read Less

They don't shrink when washed in the machine.

They don't shrink when washed in the machine.  Read Less

They are pricey but worth it; guaranteed for life.

They are pricey but worth it; guaranteed for life.  Read Less

I only bought one pair because i was skeptical of socks so expensive.

I only bought one pair because i was skeptical of socks so expensive.  Read Less

Warm, comfortable and more affordable than comparable brand.

Warm, comfortable and more affordable than comparable brand.  Read Less

Compared to smart wool, darn tough socks tend to be thicker (again, some models can be as thin as what smart wool typically doe...  Read More

Compared to smart wool, darn tough socks tend to be thicker (again, some models can be as thin as what smart wool typically does), but personally, in terms of comfort, quality, and breathe-ability, they are quite comparable.  Read Less