Winner of Backpacker Magazine’s Editors' Choice Gold Award for its years of proven performance, the eco-friendly Lightweight Merino Wool Multifunctional Headwear delivers true four-season comfort and protection. It's a soft, warm, wind-resistant, and lightweight layer made with 100 percent Merino wool. Wearable in 10 different ways, it's versatile multisport headwear delivering four-season performance with natural moisture wicking and odor control properties. BUFF Merino wool is sourced from humanely raised, non-mulesed sheep.Features 100% eco-friendly Merino wool Lightweight construction; 125g/m2 for versatile, all-season performance Semi-seamless - small, unnoticeable seam on top and bottom of headwear Soft and comfortable Dries quickly, breathable, stays warm if wet Naturally odor resistant Sourced from non-mulesed sheep One-size-fits-all adults Multifunctional - 10+ ways to wear Specs 100% eco-friendly Merino wool Product Dimensions: (approx.) 26.5 x 9.5 inches Weight: 1.7 ounces Yarn: 125g/m2