Backpack Waterproof Roll-Top - BlackA functional, comfortable and stylish backpack is possible! This roll top backpack is the perfect everyday companion. The + product: Waterproof roll top backpack Capacity of 25 to 30 liters Top opening and hook closure Large main pocket equipped with a zipped pocket Pocket on the back for direct access to the inside of the bag Separate padded, zipped compartment for laptop up to 14 inches Lightweight (less than 800 grams) for optimal comfort Magnetic