Vancropak Carry On Backpack 45l Expandable Extra Large 。The Vancropak versatile travel backpack is designed for convenience and durability. It is expandable, lightweight, and water-resistant, making it ideal for travel. The backpack features multiple pockets and padded straps for comfort. It is flight approved and measures 40 inches, suitable for unisex adults. Made from polyester, nylon, and PVC, it comes in a sleek black color. Condition is new. Keywords: Vancropak, travel backpack, expandable, lightweight, water-resistant, multiple pockets, padded straps, flight approved, unisex, black, polyester, nylon, PVC, new condition. Brand: Vancropak Features: Expandable, Lightweight, Water-resistant, Multiple pockets, Padded straps, Flight approved Type: Backpack Size: 40\" Color: Black Material: Polyester, Nylon, PVC Gender: Unisex Adult Bundle and Save on price and shipping!! Please see all photos as they are part of the description and condition. Most Reasonable offers ACCEPTED..:)