Socks

Perfect fit. Powerful durability. That's what you get when you put on our Hike Light socks—formerly known as PhD® Outdoor. Featuring our top sock technologies, dialed-in fit systems, updated mesh zones, and extended durability zones, we've upgraded these hiking socks to help you push any summit or enjoy any trail in absolute comfort. Light cushioning on the entire bottom of the foot to bring more comfort to your favorite low-cut hiking shoes. And the addition of recycled nylon makes for a more sustainable sock construction. Go farther in ZQ-certified Merino wool hike socks.

All the features you expect from Darn Tough's Light Hiker collection, but now in 1/4 sock height. Modest enough for a Victorian aristocrat, and equally familiar with dominating vast stretches of land, these ankle-covering socks offer a smooth cuff, legendary fit, and lightweight functionality that truly endures. Cushion extending up the Achilles adds targeted comfort and enhances the durability we guarantee for life.

All the features you expect from Darn Tough's Light Hiker collection, but now in 1/4 sock height. Modest enough for a Victorian aristocrat, and equally familiar with dominating vast stretches of land, these ankle-covering socks offer a smooth cuff, legendary fit, and lightweight functionality that truly endures. Cushion extending up the Achilles adds targeted comfort and enhances the durability we guarantee for life.

Meet the ultimate biking companion: the Bike Zero Cushion Ribbed Crew Socks. Built with ride-ready sock technologies, like Indestructawool™ for a durable construction, a 4 Degree™ elite fit system for a dialed-in, performance-oriented fit, and Shred Shield™ to help reduce wear from toes. The ribbed leg brings style and comfort together while you pedal towards your new personal best.

Whether it’s a race, a training ride, or a leisurely family outing, your ride will be better if your feet are comfortable. Enter the Men’s Bike Zero Cushion Crew socks, which are filled with comfort features like a Virtually Seamless toe, breathable mesh zones, and a performance-oriented fit. Plus, they’re made with ZQ-certified Merino wool, so you can enjoy natural temperature regulation and odor resistance. These socks have it all for better comfort the next time you ride.

Whether it’s a race, a training ride, or a leisurely family outing, your ride will be better if your feet are comfortable. Enter the Men’s Bike Zero Cushion Crew socks, which are filled with comfort features like a Virtually Seamless toe, breathable mesh zones, and a performance-oriented fit. Plus, they’re made with ZQ-certified Merino wool, so you can enjoy natural temperature regulation and odor resistance. These socks have it all for better comfort the next time you ride.

Whether it’s a race, a training ride, or a leisurely family outing, your ride will be better if your feet are comfortable. Enter the Men’s Bike Zero Cushion Crew socks, which are filled with comfort features like a Virtually Seamless toe, breathable mesh zones, and a performance-oriented fit. Plus, they’re made with ZQ-certified Merino wool, so you can enjoy natural temperature regulation and odor resistance. These socks have it all for better comfort the next time you ride.

The Bike Zero Cushion Print Crew socks put cycling front and center—literally, with a pattern that’s all about the bike. They offer numerous comfort features, including a Virtually Seamless toe, breathable mesh zones, and a performance-oriented fit, as well as Shred Shield and Indestructawool technologies for durability. Plus, they’re made with ZQ-certified Merino wool, so you can enjoy natural temperature regulation and odor resistance as you crank out mile after mile in the sport that you love.

The Bike Zero Cushion Print Crew socks put cycling front and center—literally, with a pattern that’s all about the bike. They offer numerous comfort features, including a Virtually Seamless toe, breathable mesh zones, and a performance-oriented fit, as well as Shred Shield and Indestructawool technologies for durability. Plus, they’re made with ZQ-certified Merino wool, so you can enjoy natural temperature regulation and odor resistance as you crank out mile after mile in the sport that you love.

Meet the ultimate biking companion: the Women’s Bike Zero Cushion Ribbed Crew Socks. Built with ride-ready sock technologies, like Indestructawool™ for durability zones, a 4 Degree™ elite fit system for a dialed-in, performance-oriented fit, and Shred Shield™ to help reduce wear from toes. The ribbed leg brings style and comfort together while you pedal towards your new personal best.

Ultralight men's merino wool hiking socks for warm-weather comfort on the trails, the Hike Cool-Lite™ Low Cut are soft, durable, and breathable.

Ultralight and thin yet durable, our Hike Liner Crew socks are breathable, quick-drying and comfortable, either paired with a heavier sock or worn alone in hot conditions.

Thin, ultralight running socks made with a technical merino wool blend and no-show height, the Merino Run+ Ultralight Micro is perfect for runs of any length. A reflective stripe on the back helps keep you visible in low-light conditions.

Thin, ultralight running socks made with a technical merino wool blend and no-show height, the Merino Run+ Ultralight Micro is perfect for runs of any length. A reflective stripe on the back helps keep you visible in low-light conditions.

Thin, ultralight running socks made with a technical merino wool blend and no-show height, the Merino Run+ Ultralight Micro is perfect for runs of any length. A reflective stripe on the back helps keep you visible in low-light conditions.

Thin, ultralight running socks made with a technical merino wool blend and low-cut height, the Merino Run+ Ultralight Mini is perfect for runs of any length. A reflective stripe on the back helps keep you visible in low-light conditions.

For a little pep in your step on your next run, these Run Zero Cushion Mid Crew Pattern socks offer both a zesty external pattern and built-in, feel-good construction. Made from responsibly sourced Merino wool, these socks are naturally odor-resistant, breathable, and comfy. Plus, they are purpose-made with the 4 Degree elite fit system for a performance-oriented fit, a Virtually Seamless toe for enhanced comfort, and Indestructawool technology for extended durability. When you're ready to log the miles, these socks will bring the zing. Features: - Sock Height: Mid Crew - Sock Cushion: Zero Cushion - Indestructawool technology with extended durability zones - 4 Degree elite fit system for a dialed-in, performance-oriented fit - Mesh zones for added breathability - Shred Shield technology reduces wear from toes - Virtually Seamless toe for enhanced comfort - Overall 6.5" height - Made in the USA of Imported Yarn: 49% Merino Wool 26% Nylon 21% Recycled Nylon 4% Elastane *Specific percentage of Recycled Nylon will vary as we transition to 100% Recycled Nylon in future seasons.

Durable, odor-resistant, expedition-weight merino socks designed for maximum comfort and premium fit, the Mountaineer Mid Calf socks are ideal for big climbs and snowy conditions.

Settle any coyote schemes with the best in Merino Wool performance and a look that’s sure to turn heads on the trail or around the city. Built with arch support andUltra-Lightweight cushioning underneath, breathable venting and targeted flex up top, the Men’s Frontrunner run sock’s supple Micro Crew ribbing stays put no matter how many speed limits you’re flexing.

Perform with the power and comfort of responsibly sourced, ZQ-certified Merino wool in our Hike Light Cushion Crew socks. Formerly known as PhD® Outdoor, we've updated our best hike socks to include more sustainable materials with the addition of recycled nylon, improved durability, updated mesh zones, and an even more perfect fit. But, don't worry. Our fan-favorite sock technologies aren't going anywhere—offering you the comfort and performance you expect from Smartwool. The crew height also adds extra coverage on the trails and light cushioning on the entire bottom of foot helps keep you comfortable when the ground isn't—helping you to hike on (and on.. and on..)

Ultralight men's merino wool hiking socks for warm-weather comfort on the trails, the Hike Cool-Lite™ 3/4 Crew are soft, durable, and breathable.

A lightweight high-performance hiking sock with added stability and support, the Hike+ Light Crew Elevation is made from a soft and durable merino blend

Lightweight, durable and odor-resistant trail socks designed for maximum comfort and premium fit, our Hike+ Light Crew socks are ideal for day hiking and warmer conditions.

Lightweight, durable and odor-resistant trail socks designed for maximum comfort and premium fit, our Hike+ Light Crew socks are ideal for day hiking and warmer conditions.

Thin, ultralight running socks made with a technical merino wool blend and crew height, the Merino Run+ Ultralight Crew is perfect for runs of any length. A reflective stripe on the back helps keep you visible in low-light conditions.

A little cushion can go a long way. And the Hike Light Cushion Camp Gear Crew Socks have just the right amount of comfort your feet need to go far and feel good all day on the trails. Durable and featuring a performance-oriented fit, these designed-to-stay-put hike socks help put in the work while you tack on more miles. Body-mapped mesh zones help your feet breathe, so when you’re ready to head back to camp, you can kick back in comfort.

Perform with the power and comfort of responsibly sourced, ZQ-certified Merino wool in the Hike Light Cushion Crew socks. Formerly known as PhD® Outdoor, Smartwool has updated their best hike socks to include more sustainable materials with the addition of recycled nylon, improved durability, updated mesh zones, and an even more perfect fit. But, don't worry, this fan-favorite sock technologies aren't going anywhere—offering you the comfort and performance you expect from Smartwool. The crew height also adds extra coverage on the trails and light cushioning on the entire bottom of foot helps keep you comfortable when the ground isn't—helping you to hike on (and on.. and on..)

Shawn Williams designs by Smartwool®

This Hike Light Cushion Nightfall in the Forest Crew Socks features an original Collette Marie design for Smartwool®. Featuring Indestructawool™ technology for durability, a comfortable, designed-to-stay-put fit, and body-mapped mesh zones for just-right breathability, this pair is ready to go far and help your feet feel good in the forest — and everywhere else — all while celebrating Indigenous artwork outdoors.

Think they'd half step on their most colorful hike sock yet? Top foot breathability, fatigue-relieving arch support, extended Achilles cushioning, plus a sleek upper that’ll stay put vertical mile after mile are just part of the package. Lacing up in at the trail head to topping out at the summit, the Men’s Fastpack hike sock matches our most trusted durability and tech with a dapper striped look.