Socks

For the vertically inclined, the Women's PhD® Pro Approach Crew combines carefully designed comfort with rugged purpose. Made with insights from iconic alpinist Conrad Anker, these hiking approach socks feature specified cushioning to help protect feet from footwear friction, our 4 Degree™ elite fit with flex zone, and body-mapped mesh to help make even the most ambitious approaches more manageable.

Our Classic Hike Full Cushion Crew socks focus on comfort and durability, so you can go farther on every hike. Responsibly sourced, ZQ-certified Merino wool keeps things soft, while recycled nylon keeps it all sustainable. And full cushioning on the entire sock adds the warmth and protection you need for any trail. Stay comfortable out there with our updated women's Classic Hike socks.

Hike how you like in absolute comfort with our Women's Classic Hike Crew. Full cushioning on the entire sock brings warmth and protection to every trail, while our responsibly sourced, ZQ-certified Merino wool's natural performance benefits help take care of your feet as you hike. 25 years later, this sock remains unmatched on the mountain. go far. feel good.™

Over 25 years ago, we invented the original Merino wool performance sock—the Classic Hike. The Classic Hike remains mostly unchanged and certainly unmatched in comfort. But today, it’s getting upgraded. And that upgrade starts with recycled nylon—adding more sustainability to our favorite socks. They’re also made with responsibly sourced, ZQ-certified wool that was grown with a focus on ensuring environmental, social, and economic sustainability while also taking the best care of our Merino sheep. This is a women's cozy, capable classic that is never going out of style.

Over 25 years ago, we invented the original Merino wool performance sock—the Classic Hike. The Classic Hike remains mostly unchanged and certainly unmatched in comfort. But today, it’s getting upgraded. And that upgrade starts with recycled nylon—adding more sustainability to our favorite socks. They’re also made with responsibly sourced, ZQ-certified wool that was grown with a focus on ensuring environmental, social, and economic sustainability while also taking the best care of our Merino sheep. This is a women's cozy, capable classic that is never going out of style.

First. Never finished. We invented the first Merino wool performance sock, but we'll never stop trying to make it better. Our Classic Hike socks are getting upgraded and it starts with recycled nylon. Our first-ever Merino wool hiking socks are now made more sustainably than ever before. Light cushioning on the bottom of the sock and ZQ-certified Merino wool offers comfort and natural performance benefits that help take care of your feet on every hike. With new patterns and the same all-day comfort, our oldest (and best) women's Merino hike sock may be your new favorite.

This ultra-light, non-cushioned sock provides a close, lightweight fit that acts as your second skin to minimize friction and blisters. The flat knit toe seam guarantees comfort.

The Women's Hike Medium Crew keeps feet dry and happy for miles of switchbacks, scrambles, and climbs. Merino helps move moisture and regulate body temperature, while medium cushioning gives tired feet extra padding. An arch support and flat-knit toe seams add extra comfort.

Our fullest, plushest sock offers maximum cushioning for maximum comfort on long hikes or backpacking trips. Plus, with its stay-put arch brace and comfort-driven toe seam, you won’t notice it’s there. Constructed of responsibly sourced Merino wool blended with recycled nylon, this sock is sustainably durable, to help reduce your environmental footprint.

The cushioning on the entire Performance Hike Full Cushion Crew sock provides added protection and warmth for those chillier hikes. This year’s sock offers Indestructawool™ technology with extended durability zones for a stronger, longer-lasting sock. Add in the smoothed-out toe seams that enhance in-shoe fit and comfort, and you know your trek will be more enjoyable than ever. So get out and get moving on those trails!

The cushioning on the entire Performance Hike Full Cushion Crew sock provides added protection and warmth for those chillier hikes. This year’s sock offers Indestructawool™ technology with extended durability zones for a stronger, longer-lasting sock. Add in the smoothed-out toe seams that enhance in-shoe fit and comfort, and you know your trek will be more enjoyable than ever. So get out and get moving on those trails!

This crew will give your foot the ultimate in comfort for any hike. With extended durability zones and updated mesh zones, this sock helps provide minimum pressure, maximized breathability, and durability to spare. Its 4 Degree™ elite fit system combined with its women’s specific fit means this sock will fit your foot like Cinderella’s slipper fit hers. Plus, this sock offers a comfort welt with a “stay put” fit, so you’ll know it will be where it needs to be for your entire hike.

Perfect fit. Powerful durability. That's what you get when you put on our responsibly sourced Merino wool women's Hike Light socks. Formerly known as PhD® Outdoor, these socks feature our top sock innovations and women's-specific fit, updated mesh zones, and increased durability, we've upgraded these hike socks to help you push any summit or enjoy any trail in absolute comfort. Light cushioning along the entire bottom of the foot offers a snug fit in your favorite low-cut hiking shoes. And the addition of recycled nylon makes for a more sustainable sock construction.

Our new and improved Hike Light socks, formerly PhD® Outdoor, offer a women's-specific fit and bring you enhanced features to maximize comfort and help you hit the trail at the highest level. We've extended the durability zones to make them cover even more of the sock—offering the same comfort with even more strength. And updated mesh zones help improve breathability and minimize pressure without sacrificing the perfect sock fit. Add these features to a light-cushioned sock that already provides the highest degree of comfort, fit, and durability, and it's never been easier to go far and feel good.

Perform with the power and comfort of ZQ-certified Merino wool in our Hike Light Cushion Crew socks—formerly known as PhD® Outdoor. We've updated our best women's hiking socks to include more sustainable materials with the addition of recycled nylon, improved durability and mesh zones, and an even more perfect fit. But, don't worry. Our fan-favorite sock technologies aren't going anywhere—offering you all-day comfort and natural performance in a women's-specific fit. A crew height helps add coverage on the trails and light cushioning along the entire bottom of the foot helps keep you comfortable when the ground isn't. Take care of your feet with our best-fitting, best-feeling hiking socks.

For dependably comfortable, reliably durable women’s wool hiking socks, these are just the thing. Constructed from a blend of soft, responsibly sourced Merino wool and recycled nylon for sustainability, this sock will wow you with its features and charm you with its saucy style. Its numerous stay-put and perfect-fit attributes will have you practically skipping along every trail. Hike on!

For dependably comfortable, reliably durable women’s wool hiking socks, these are just the thing. Constructed from a blend of soft, responsibly sourced Merino wool and recycled nylon for sustainability, this sock will wow you with its features and charm you with its saucy style. Its numerous stay-put and perfect-fit attributes will have you practically skipping along every trail. Hike on!

For dependably comfortable, reliably durable women’s wool hiking socks, these are just the thing. Constructed from a blend of soft, responsibly sourced Merino wool and recycled nylon for sustainability, this sock will wow you with its features and charm you with its saucy style. Its numerous stay-put and perfect-fit attributes will have you practically skipping along every trail. Hike on!

Our new and improved Hike Light socks, formerly PhD® Outdoor, offer a women's-specific fit and bring you enhanced features to maximize comfort and help you get after it at the highest level. We've extended the durability zones to make them cover even more of the sock–offering the same comfort with even more strength. And updated mesh zones help improve breathability without sacrificing the perfect sock fit. Less pressure. More performance. Add these features to a lightly cushioned sock that already provides the highest degree of comfort, fit, and durability, and it's never been easier to go far and feel good.

Our new and improved Hike Light socks, formerly PhD® Outdoor, offer a women's-specific fit and bring you enhanced features to maximize comfort and help you get after it at the highest level. We've extended the durability zones to make them cover even more of the sock–offering the same comfort with even more strength. And updated mesh zones help improve breathability without sacrificing the perfect sock fit. Less pressure. More performance. Add these features to a lightly cushioned sock that already provides the highest degree of comfort, fit, and durability, and it's never been easier to go far and feel good.

Hike farther in more comfort with our Hike Light Cushion Crew—formerly known as PhD® Outdoor. This hiking sock offers a women's-specific fit and debuts new enhanced features, like improved mesh zones, extended durability, and a more sustainable construction with the use of recycled nylon. And our tried-and-true sock technologies work as you do—helping to take care of your feet on any trail. A crew height helps add coverage and light cushioning on the entire bottom of the foot helps keep you comfortable when the ground isn't. Experience the power and natural performance of ZQ-certified Merino wool with these Smartwool® hiking socks.

Nothing says "go far. feel good.™" like our updated Hike Light Mid Crew socks (formerly known as PhD® Outdoor)—designed to help you hike how you like comfortably. We've reimagined the perfect Merino wool hiking sock by using recycled nylon for sustainable construction and improved durability and breathability zones for unwavering comfort. This hiking sock offers a women's-specific fit and features our Indestructawool™ technology for even more durability, our 4 Degree™ Elite Fit System for a dialed, performance-oriented fit, and our Virtually Seamless™ toe for less pressure and more comfort. Light cushion on the bottom of the sock also helps add in-shoe/boot comfort on rough trails.

Hike how you like in our responsibly sourced ZQ-certified Merino wool Hike Light socks. Formerly known as PhD® Outdoor, these hiking socks are packed with all of our tried-and-true sock innovations, like our Indestructawool™ technology for enhanced durability, our 4 Degree™ Elite Fit System for a dialed-in, performance-oriented fit, and our Virtually Seamless™ toe for even more comfort. A women's-specific fit and light cushioning along the entire bottom of the foot helps you feel your best on every trail. We've extended durability zones and updates mesh areas to help maximize breathability without sacrificing the perfect sock fit in any hiking shoe or boot.

Lightweight, durable and odor-resistant trail socks designed for maximum comfort and premium fit, our Hike+ Heavy Crew socks are ideal for rugged hikes and backpacking trips.

Lightweight, durable and odor-resistant trail socks designed for maximum comfort and premium fit, our Hike+ Heavy Crew socks are ideal for rugged hikes and backpacking trips.

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 Medium Crew Camping Outdoors socks are ideal for rugged day hikes and year-round 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.

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.