With a cult following from outdoor enthusiasts the world over, the Arc’teryx Atom Jacket (previously known as the Atom LT) will undoubtedly become a year-round staple in your closet. The Coreloft insulation and Tyono shell are soft and pliable yet durable enough to withstand everyday use while the fitted shape add technical function make this an easy go-to whether you’re embarking on an adventure or just ducking out to walk the dog. If ever there was a quiver-killer layer, this is it.