Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. REI's Labor Day sale is now live with up to 40% off camping gear from brands like The North Face and Exped and bestselling apparel that'll get you through the rest of summer comfortably. But you'll also find a ton of lightweight jackets on sale in preparation for falling temperatures, including one style from Fjallraven that shoppers ...