100% Authentic Originally purchased from the Real Real, which also authenticates. Sorry, no dust bag or detachable strap. Condition is Excellent. Interior and exterior are pristine. Downsizing my collection - check out the other designer handbags in my closet, including Chanel. Prada Vernice Leather Waves Bag 2016 Spring/Summer Collection Black Gloss Black Canvas Branded Interior Zip and Slip Pockets Very Large Roomy Bag 16” Length 12” Height 4.5” Depth Key details include: Material: Made of Vernice leather, which is patent leather with a plastic coating, providing durability. Design: Features a gathered or "waves" design, rolled leather top handles, and gold-tone hardware.