The Laptop Base Layer provides a waterproof layer of padded protection for your laptop during travel. The velcro foldover closure provides a snug fit and fast access for a variety of laptop sizes, and the padded shell provides protection from bumps and scratches. The externally accessed accessory pocket accommodates mouse and charger. The integrated rolltop closure provides full waterproof protection when needed. Fits most laptops 16 inches and under.