Cold weather doesn't mean you have to stay indoors and shut down for the season. With the proper gear, you can get outside and enjoy the crisp air and beautiful snowy landscapes in relative comfort. Whether you want to rage down a mountain on skis or just have a mellow stroll through a meadow with snowshoes, the right tools for the job are essential when the mercury drops. Below, we break down all of the key gear items you'll need to stay cozy this winter, from puffy jackets and long underwear to insulated boots and mittens. And for those who plan on hitting the slopes, be sure to see our detailed ski gear reviews.