Smartwool. Bring bold colors and a nature-inspired design with you on your next adventure in our PhD® Outdoor Ultra Light Big Game Print Crew socks. This is our thinnest outdoor sock and is great for hiking, running, cycling, and everything else outdoors. These technical socks feature our Indestructawool™ technology for enhanced durability, our 4 Degree™ elite fit system for a performance-oriented fit, our Shred Shield™ technology to help minimize wear from toes, and our Virtually Seamless™ toe for enhanced comfort. While it's jam-packed with our best sock tech, there's still plenty of Merino wool comfort to keep you going. All. Day. Long.