SUPERIOR COMFORT These Merino Wool Hiking Light Socks are the perfect choice for your outdoor wardrobe. The exclusive merino wool blend will feel light on your skin. With our uniquely designed temperature-controlled technology, the socks will keep your feet fresh and cool in the summer, and dry and warm in the winter. Danish Endurance Unisex Merino Wool Review | OutdoorGearLab On a budget? The Danish Unisex Merino Wool Sock is an excellent boot-length merino-wool blend that kept our tester trucking for miles on the trail. The unique 33% Merino Wool, 33% Acrylic, 33% Polyamide, 1% Elastane blend provides decent warmth and superior wicking and drying speed on the trail.