Under Armour's Rush compression short is a groundbreaking baselayer that has been tested and scientifically proven to improve strength and endurance. The mineral-infused fabric absorbs the energy your body emits and reflects it back into your tissues and muscles. This recycled energy increases circulation, promoting improved performance, energy and recovery. That means your muscles can work harder. And you get better. Powered by Celliant. Designer Features: Under Armour reflective logo at right side; mesh panels for strategic ventilation; flatlock stitching throughout; as your body emits energy, the mineral-infused fabric absorbs & reflects it back into tissues & muscles, improving endurance & strength Size and Fit: Compression: Ultra-tight, second-skin fit for a locked-in feel. Model is wearing a size Small; Model is 6 ft 1 in, waist 31 in, suit 40R, inseam 34 in Waistband: 1-1/2 in wide elastic with raised jacquard texture Inseam: 9 in Fabric Content: Body: 82% polyester, 18% elastane; Mesh Panels: 90% polyester, 10% elastane wicks sweat & dries really fast; anti-odor technology prevents the growth of odor causing microbes Care Instructions: Machine wash cold with like colors, non-chlorine bleach when needed. Do not use softeners. Tumble dry low. Do not iron. Imported. Under Armour style 1358234-408 Item No. 28453