Behold the future of winter jackets: a fast-moving soft shell with the insulation of a puffy down jacket. The Alpha Pro is mobile, waterproof, and – even with its filling – extraordinarily breathable. That's thanks to Polartec Alpha insulation, the first-ever breathable stuffing that can be bonded to face fabrics. This allowed Marmot to build an insulated jacket with stretchy sleeves and fleece underarm panels that's meant to go hard. [$225;]