With a durable water repellent finish, this snug-fitting beanie repels water without sacrificing breathability. Fitting perfectly under a hat or helmet, the Frost Liner™ keeps you warm while also protecting you from the wind with two layers of fleece laminated together to create a patented windproof membrane.

Our Polartec® Windbloc® Frost Liner™ provides extraordinary warmth and wind protection while fitting comfortably underneath a helmet. The ears of the Frost Liner™ as are constructed from a specialized Polartec® fabric comprised of two layers of Micro Fleece laminated together with a patented windproof membrane. The crown features a flat seamed, stretch fabric, allowing for the perfect fit regardless of size.