The Ozark Trail Sling Pack is a feature packed sling to give you the features you need. It features a phone and accessory vertical pocket allowing you to have quick accessories to these needed items. The double zipper main pocket and front zip pocket allow you to carry your needed essentials in the sling. The padded polyester shoulder strap and the adjustable and removable dual strap allow for a comfortable carry on either shoulder with this messenger bag. It can be used by an adult or teen.