The Under Armour Undeniable is a drawstring Sack pack with a lot more to offer than it sounds. It comes with UA Storm technology which delivers an element-battling highly water-repellent finish. The tough TPU-coated bottom panel extends up the front for added durability so don\'t worry about placing your bag anywhere on the floor. The front zippered pocket doubles as a water bottle sleeve or valuables pocket. The adjustable cording straps can easily be tied for a custom length fit., UA Storm technology delivers an element-battling highly water-repellent finish. Tough TPU-coated bottom panel extends up the front for added durability., Full-length front insulated zippered pocket doubles as a water bottle sleeve or valuables pocket. Fleece-lined front valuables pocket., Adjustable cording straps can easily be tied for a custom length & fit. Molle webbing on front panel for additional attachment points., Custom UA sternum clip. Dimensions When Full: 2.4\'W x 21.1\'W x 15.4\'L., Volume: 20L. 100% Polyester.