The Under Armour Microthread Swyft Mens Short Sleeve Training Shirt is designed to give you the perfect overall training and fitness shirt, great for your daily gym or Training session. Featuring a fitted fit for a next to skin feel wihout the squeeze. Along with UA Microthread technology which helps you stay dry and reduces chafing. Knit mesh side & back panels deliver complete ventilation & flexible support. Material wicks sweat & dries really fast. Anti-odor technology prevents the growth of odor-causing microbes. Dropped hem for enhanced coverage. Reflective details deliver greater visibility on low-light runs.