UA Compression in the Under Armour Authentic 7" Compression Short increases your power, helps you recover faster, and keeps you dry and light. The short features a wide waistband construction, hidden pocket on the back waistband, and a compression fit. The anti odor technology keeps you smelling fresh throughout your toughest workouts. HeatGear is best for weather between 75 and 100 degrees. 7" inseam. 85% polyester/15% elastane. Imported.