Made of study 600D water proof polyester The Custom Budget Backpacks is prefect item for promotional gift. which use often to work, school, traveling and even as a gym bag. The backpack made of 600D polyester, come with a big zipper compartment, adjustable back straps, one front pocket. the standard color like black, blue, green, grey, orange, red and more are available. also available for custom PMS dye material if qty meet the minimum. design your logo, message with your own imprint make an unique promotion gift. the backpack quality is great with guaranteed low cost. the materials options have nylon, Oxford, Polyester.