These drawstring backpacks made of polyester with side and top mesh accents that strengthen the bag's body for durability with13.5"W X 17"H size. Gym goers and light travelers will like the roomy main bag, and the front zipper pocket makes it simple to access items like electronics with large imprint area 6.50"W x 9.00"H decorated in US. You can add your own artwork or a logo to the roomy front imprint area