Under Armour UNDENIABLE 5.0 DUFFLE LG The Under Armour UNDENIABLE 5.0 DUFFLE LG features UA Storm technology, which has a highly water-repellent finish that withstands the elements. It has a solid, foam-coated bottom and TPU side panels for added durability. It features a large inner ventilated pocket for clothes or shoes and other multiple pockets for better organisation. The removable, padded HeatGear shoulder strap stows easily in the side pocket. Under Armour UNDENIABLE 5.0 DUFFLE LG