It’s the workhorse of any wardrobe. Good baselayer clothing are not only an essential for backpacking excursions, they are just as practical for a run in the park or an outdoor market trip. Backpacker tests a wide range of styles and fabrics to find out which baselayers perform best in different active and everyday life situations. We check for comfort, durability, moisture wicking, and other vital performance features. Read on for our top picks in our baselayer reviews.