The UA Under Armour Project Rock Duffle Backpack Bag in Black Gold is a stylish and functional accessory for those who appreciate both fashion and functionality. This large-sized backpack features a blend fabric with a polyester lining, making it durable and water-resistant. The adjustable strap and multiple pockets, including a mobile phone, bottle, and audio pocket, ensure that you have everything you need on hand. The black color with gold accents and Dwayne The Rock Johnson character theme adds a touch of personality to this versatile backpack, suitable for various occasions from casual to formal.