The Under Armour UA Undeniable 5.0 Duffle MD unisex bag is equipped with UA Storm technology, which provides high resistance to water and weather. It has a solid, foam-coated bottom and TPU side panels for greater durability. It includes a double bottle pocket, a large ventilation pocket for clothes or shoes and internal pockets for small items. The removable, padded HeatGear shoulder strap easily hides in the side pocket. The bag has a volume of 58 liters.