For conditions so cold your breath freezes before it leaves your lips, the R3#174; Hoody is Patagonia's warmest layering piece. The exclusive Polartec High Loft fleece ensures optimum warmth and comfort. This fleece is also breathable and has quick-drying properties. The underarm gussets of this hoody enhance movements and overall flexibility. Zippered pockets allow storage of knick-knacks while you are on the go. With the an elastic binding, this hoody locks warmth in it.