Relax or work comfortably in this Under Armour Men's Motion 1/4 Zip Sweatshirt. It is made of 80% polyester and 20% elastane for a durable 4-way stretch material, and the sweatshirt wicks sweat to help keep you dry as you move. Under Armour Men's Motion 1/4 Zip Sweatshirt Castlerock, Medium - Men's Athletic Performance Tops at Academy Sports