Regular cotton socks won’t cut it when you’re going on long hikes or camping trips. Sweaty, wet feet lead to blisters, chafing, and irritation. Blisters, while banal, can immobilize you on the trail, so you need socks that can protect your feet, keep them dry, and last through many long days. Naturally wicking and odor absorbent merino wool is one expert-approved material, noted for its ability to prevent growing bacteria and keep moisture off your feet. Here are some of our favorite socks made from the stuff.