This stylish waterproof sling backpack is made of durable polyester and features several zippered compartments for storing essentials while out for a hike, walk, bike ride, day at the park, etc. These versatile bags are great for students, travelers and will make a great sports & fitness promotional item. Add a custom logo and make these a great gift that anyone would love. 6" W x 11.5" H x 2.2" D