Merino wool makes this performance base-layer hat soft, comfortable and naturally odor resistant. Great for winter trail runs, springtime climbs, or autumn hikes, the lightweight wool fabric performs across a range of temperatures, dries quickly, and breathes to prevent overheating while on the move. Our wool is sourced from humanely raised, non-mulesed sheep.  100% eco-friendly Merino wool Lightweight construction;125g/m2 for versatile, all-season performance Soft and comfortable Dries quickly, breathable, stays warm if wet Naturally odor resistant Sourced from non-mulesed sheep Dimensions: 22 x 26 Composition: 100% Merino Wool