The eco-friendly Buff Merino Lightweight Multifunctional Neckwear delivers true four-season comfort and protection. It's a soft, warm, wind-resistant, and lightweight layer made with 100% Merino wool.100% eco-friendly Merino woolMultifunctional - 10+ ways to wearLightweight construction; 125g/m2 for versatile, all-season performanceSemi-seamless - small, unnoticeable seam on top and bottom of neckwearSoft and comfortableDries quickly, breathable, stays warm if wetNaturally odor resistantSourced from non-mulesed sheepOne-size-fits-all adults