There is a feeling of use. There is no fatal damage. It is highly waterproof and very sturdy, so it can still be used. It is wax canvas. 【Brand Features】 INSIDE LINE EQUIPMENT offers high-quality bags handmade in California. This backpack uses durable canvas material and is perfect for everyday use. 【Functionality】 A technical version of a simple panel loader style backpack. Features include weather-resistant zipper closure, a lightweight frame sheet for structure, and a built-in laptop sleeve. It's sturdy enough for daily commutes, yet light enough for weekend hikes. Weather-resistant main compartment Weather-resistant outer zipper pocket (fits pocket organizer) Inner mesh zipper pocket for storing keys and electronics Laptop sleeve that can accommodate up to a 16-inch MacBook Pro Elastic side pockets fit standard 32 oz water bottles. Adjustable/removable chest strap Durable wax canvas Water-resistant urethane-coated YKK zippers Padded back and shoulder straps Load lifters for increased stability Structural HDPE frame sheet Low front utility loops for attaching bike lights, carabiners, etc. Dimensions: 11 inches (27.9 cm) x 6 inches (15.2 cm) x 19 inches (48.3 cm) - (21L) Handmade in California - Brand: INSIDE LINE EQUIPMENT - Model Name: RADIUS - Color: Khaki Thank you for viewing.