Replete with useful tech, CAYL and New Balance's Flow Alpha Jacket is an outer layer with far-reaching applications. The shell is built from hard-wearing nylon/polyurethane ripstop, while the interior consists of heat-trapping Polartec® Alpha™ fleece, making it ideal for rugged activities in cold conditions. Two hand pockets offer ample storage, and the two-way zip allows for rapid fire heat dumping.