Smartwool Thermal Merino Reversible Headband trail while the removable snap hood

while the removable snap hood and elastic-bound cuffs and hem lock out drafts when the temperature drops

so you stay dry and warm without synthetic fabrics

Sweater-knit face with plush fleece interior delivers warmth that punches above its weight without looking like a fleece pullover

Recycled down and synthetic insulation blend delivers reliable warmth while keeping weight and pack size low

Responsive speed and comfort

Smartwool Thermal Merino Reversible Headband trail while the removable snap hoodWhen the temperature drops and you're still pushing miles or grinding up a ridge, you need ear protection that won't quit or overheat you. Pure merino wool regulates heat naturally and fights odor through long efforts, while the reversible construction gives you two looks in one packable piece. It's a small addition to your cold weather kit that earns its spot every time. 100% merino wool construction delivers natural warmth, moisture wicking, and