Heatwave™ Neck-Up Sunthing Wear as a liner or

Wear as a liner or lightweight glove

200wt fleece

Single zigzag waist

•THE #1 SELLING FACE MASK IN THE WORLD

INSULATION: 100g Thermolite Active + 100g HeatLock™ premium hollow-core insulation

Heatwave™ Neck-Up Sunthing Wear as a liner orSeirus exclusive Heatwave lining Sleek, comfortable neck protection 4 way stretch Thin, lightweight, and warm, cover your face and neck in the Seirus exclusive, heat reflective Heatwave fabric with an easy to use, single piece tube that stays on no matter what. For the ultimate cozy feeling take the Heatwave Carbon neck tube with you on all your winter adventures. The revolutionary dual heating system found in the Heatwave lining reflects and