Amazing product
"I was skeptical at first but after trying these against my regular socks I stopped getting hot spots and they definitely regulate heat. Great product and will be buying more and replacing all of my regular socks with these"
We put our feet through hell, so our socks must meet the highest standards—no blisters, no friction where the sock meets the shoe.
Enter the Merino Wool Challenge Sock - Trail Cuff. Built for short rucks or sandbag workouts in your driveway, these socks won’t wear thin or lose shape. They’ll keep your feet dry and, even after days of use, they don’t stink. They are an ideal match with the Mackall All-Terrain Rucking Shoes (trust us, you won’t regret it).
They’re unconditionally backed by our Scars Lifetime Guarantee and proudly made in the USA.
Socks are final sale and not eligible for returns or exchanges.

Overall rating: 4.8685503 / 5 from 814 reviews.
Merino Challenge Socks - Trail Cuff, manufactured in the USA, are praised for their durability, comfort, and performance. They are designed to prevent blisters and keep feet dry and fresh, making them ideal for various activities. The socks feature robust cushioning, extended arch support, and a reinforced toe, all backed by an unconditional lifetime guarantee.
Review topics: ["fit","size","weight","issues","quality","shipping","design","value","fabric","material","feel","look","color","feet","wear","price","padding","spots","thickness","support","comfort","customer service","warranty","work","moisture","height","stability","socks","weather","sweat"].
"I was skeptical at first but after trying these against my regular socks I stopped getting hot spots and they definitely regulate heat. Great product and will be buying more and replacing all of my regular socks with these"
"Heavyweight, so no abrasions or blisters at all. The run true to size, but also fit tightly, which for me, reduces fatigue on longer rucks. They don't stink afterwards and I dont need to wash them after every use."
"They are the best socks on the Planet Earth! Now I want to get the coyote browns"
"Nice thick socks with good footbed padding . They can be worn a couple of times before needing a wash. Not as hot as I would have expected. Wearing them this summer tucking in Texas."
"Best socks ever for no stink, durability and comfort. Just need some over the calf options."
"These socks are comfortable provide just the right amoutn of cushion and keep my feet cool. I bought another 5 pairs."
"Excellent socks, my go to when I’m on my feet all day!"
"Comfy in the foot but probably need size options for larger calves."
"Great socks."
"No blisters, perfect fit, all around comfort, no regrets at all. Best gear ever! Balance is perfect!"