Under Armour Mens Knit Shorts. Under Armour Knit Training Shorts MensThese Under Armour Knit Training Shorts are crafted with an elasticated waistband and drawstring fastening for a classic look. They feature 2 pockets and are a lightweight construction. These shorts are designed with a signature logo and are complete with Under Armour branding.> Shorts> Elasticated waistband> Drawstring fastening> 2 pockets> Lightweight> Signature logo> Under Armour branding> 100% polyester> Machine washable