Best Sweat-Wicking Men’s Tops: Trusted Performance Brands Worth Buying Moisture-wicking shirts are built to move sweat off your skin to the fabric surface so it can evaporate quickly. That keeps you drier, cuts chafing, and helps curb odor—benefits engineered primarily with performance synthetics, not plain cotton. Dermatologists note that synthetics wick and dry far faster while cotton tends to hold moisture and dry slowly, which can irritate skin during workouts, according to the CNN Underscored guide to moisture-wicking shirts (CNN...