Salewa Cristallo HB

"Warm, soft and breathable protection with full ventilation at the top of the head: foreheadbands provide excellent thermal performance exactly where you need it on cold days u2013 without overheatingu2013."

"The Cristallo headband is made from Alpine Merino Responsive, a blend of merino wool and polyamide that offers both high thermal efficiency and excellent moisture management. The synthetic core of its spun fibers is equipped with Salewa's patented Responsive technology, which recycles the body's far infrared energy (FIR) to improve thermoregulation and provide greater comfort when you're on the move."

"The Cristallo headband has flatlock-Nu00e4wires and a snug, elastic fit. It is a SALEWAu00e Committed product that meets additional, strict sustainability criteria."