Regular wool is your traditional option—thicker, coarser, and built like a tank. It’s super warm and does a great job of holding onto heat, which makes it a go-to as heavy-duty winter socks.

When it comes to heavy-duty or rocky terrain, McClary grabs these wool socks. They have a lightweight material, but a heavy cushion that protects feet from blisters. They’re bunch-free ...

Enter: these heavy-duty wool socks from Patagonia. Made with responsibly sourced merino wool blended with nylon and polyurethane for stretch, these super-tall ski socks are snug enough to stay ...

“My heavy wool socks are too heavy and my thin cotton socks are too light right now...So, I tried the Popcorn Cable Crew socks from Smartwool. Love them. Soft, comfortable, just enough ...

Wool socks also tend to be much more expensive ... These would suit hikers but might be too heavyweight for everyday or formalwear. We here at the Strategist are big Darn Tough fans.

The merino wool and nylon combo of materials in these mid-length socks make these socks extra breathable and lightweight, so you can wear them during any season. They have a medium-heavy ...

These beasts are perfect for long hikes in cooler temps, with fine-gauge merino wool and plenty of ventilation. These Filson Heavyweight Traditional Crew Socks are composed of a natural merino ...

A combination of materials plus overall thickness will affect a sock’s warmth. So on especially cold days you might opt for heavyweight wool socks, and on oppressively hot days, thin ...

The Darn Tough Merino Wool Full Cushion socks are our top pick for the best hiking socks and wool socks for their durability and versatility through the seasons and activities. Smartwool ...

Much as socks seem simple, there's a lot to consider in the world of winter socks. Wool's warm and naturally funk resistant, making it classic, especially when it comes to thicker hiking-style socks.