Our classic neck warmer comes into a merino fabric, bringing a soft, breathable warmth, thermoregulation and odor control. 100% Merino Wool Our classic neck warmer protects you for any outdoor activity, from winter hikes to jogging and ski days. Soft merino wool delivers breathable warmth, wicking and odor-control. The wool is ZQ-certified – a standard to uphold a better quality of life for the animals, for our planet and you.