This medium-weight crew sock made in collaboration with Point 6 out of Steamboat Springs, CO is great for wading, hiking, biking, the office or really anything in between. Features Include:Available in Large only75% Merino Wool, 20% Nylon, 5% SpandexMedium cushioningGreat supportMachine washableMade in the USA by Point 63% of proceeds supports RepYourWater's conservation partners