This is a nice authentic Tumi Alpha Bravo Greely sling backpack that is lightly used. The bag is made of high-quality nylon material and comes in black color. It has a bag width of 10 inches, bag height of 16 inches, and bag depth of 7.5 inches, making it a perfect size for carrying your daily essentials. The sling backpack is designed for men and has a vintage style that adds elegance to your overall look. The bag is ideal for those who are looking for a stylish and durable backpack for their everyday use.