MLS2043 20L Foldable Ultra Light Outdoor Sports Cycling Climbing Shoulder Backpack This is a specially ultra thin, durable and reliable backpack in stylish and fashionable design The adjustable and breathable padded shoulder straps to meet different requirements for both men and women providing maximum comfort for long distance outdoor activities Multi-compartment design and built-in mesh pockets provide plenty of room for organizing different items. It is in a foldable design, could be folded into a small size when not use.