The UA Under Armour Project Rock Duffle Backpack Bag in Black and Gold is a stylish and functional accessory suitable for various occasions including travel, casual, formal, workwear, and business. This large backpack features a blend fabric type with a polyester lining, adjustable strap, reflective details, and multiple pockets including a mobile phone pocket, bottle pocket, and audio pocket. The design is inspired by Dwayne The Rock Johnson and incorporates elements such as the army, rock, and American themes. With durable hardware and a water-resistant material, this backpack is a practical and fashionable choice for everyday use.