The lockable notebook compartment is equipped with memory foam and automatically adjusts to Microsoft Surface devices up to 15" thanks to the fit-all system. Optimal hold is provided by the anti-slip technology coating, which prevents the device from slipping out of the backpack. Best protection for tablets up to 12.9 inches. The front pocket with key ring and pockets keeps your personal items tidy and has room for additional mobile accessories. Maximum carrying comfort thanks to ergonomic back padding, length-adjustable shoulder straps, comfortably shaped carrying handle and trolley fastening strap. Hidden zipped pocket on the back to safely store passport, wallet or other valuables. Side pockets for storing an umbrella or water bottle. The bottom of the bag is made from waterproof material.