These promotional Mesh Style Drawstring Backpacks are ideal for the gym, beach, pool, and more thanks to their fashionable and sporty style. Our wholesale drawstring backpacks are made of polyester and have a sleek, translucent black mesh exterior that allows for ventilation and durability 17.75"H x 13.75"W size. Choose from a range of colors, and quickly add your unique logo, images, or text with large imprint area 9.5"W x 4"H decorated in US. For your upcoming corporate event, athletic event.