Under Armour Team Custom Vanish T Shirts, White Pitch Grey color_OGIO_OG161 exercises to increase muscle mass color_Port Authority_K870 exercises to increase muscle mass and practical fitness facts 500D poly Laser cut Hypalon front panel to attach light items Adjustable sternum strap Spacious main compartment Easy access padded laptop tablet compartment Interior organization panel with zippered front and key ring Integrated padded luggage trolley pass through on back Zippered side pockets with fabric gussets Ergonomic adjustable shoulder straps Air mesh padded back panel with hidden passport pocket Coated grab handles Dimensions: 19 breathable fabric that moves with you Material wicks sweat & dries really fast Odor control technology minimizes odor Loose: Comfortably away from the skin 4 way stretch material Side vent hem Pad printed label 90 10 polyester elastance Insanely soft