Designed to provide absolute comfort for rock and snow enthusiasts, the innovative construction of the ThermoNet® headband makes it an essential accessory for climbing in cold weather and winter sports. The simple and aerodynamic design measures 10 cm wide for a very low profile, and the glued seams help prevent chafing when you're on the move. Not only is it compact, but the PrimaLoft® insulating fibers offer exceptional warmth and moisture-wicking for quick and light adventures. Oh, and it's made from 58% recycled materials. Low weight, low impact.The ThermoNet® headband is compatible with wearing a helmet, making it an essential item for climbing in cold weather and winter sports.Made from technical fabrics designed for hiking and walking.ThermoNet® technology: maximum warmth, recycled materials. A Primaloft Yarn Lining Makes For A Supremely Cozy Piece Of Kit Heat-Sealed Seams That Are Flat To Prevent Irritation, For All-Day Comfort Made With 58 Percent Of Recycled Content High Thermal Insulation In A Lightweight, Breathable Fabric, Providing Warmth Without Bulk For High Intensity Activities In Very Cold Weather