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. Many online retailers are dropping great deals on outdoor gear even before Black Friday begins. Outlets like Amazon and REI have big discounts on camping products like sharp Kershaw pocket knives , handy packable duffel bags , and even luxurious down sleeping bags . If you're looking to upgrade your sleeping kit, REI also has a killer deal...