This sling backpack is made of durable 300D polyester. Two zippered compartments make it easy to take your essentials with you on the go. This sling backpack features an adjustable shoulder sling and earbud hole. Add your custom logo to personalize this great year round gift bag. It is perfect for outdoor hiking, camping, climbing, cycling, walking, day trip, vacation, travel, school, shopping, gym and so on. 6.5" W x 11.5" H x 2.5" D