Ader Error black backpack ADER black backpack from 2020 Fall Winter. Multiple pockets, laptop sleeve, front bungee details, and padded straps. Fits a 15” MacBook Air. Light wear from use. Measurements: Approx 18 in tall, 14 in wide, 6 in deep. Please review measurements in photos. #adererror #backtoschool #backpack #streetwear #techwear