This water-resistant backpack cover is designed specifically for cyclists, with a reflective design for added safety during low-light conditions. Made of polyester with a synthetic outer material, this one-size-fits-all cover in yellow color is lightweight at 0.04 pounds. The package includes one item, with dimensions of 10.47x8.94x1.22 inches. Ideal for adults, this backpack cover is a practical and durable accessory for outdoor sports.