Padded laptop compartment protects and accommodates laptops up to 15.5" . The extra padding covers the sides and base of the laptop as well as the base of the bag ensuring a high level of protection. Stay hydrated with your water in hands reach thanks to the two large external water bottle pockets. Their built-in heavy duty elastic accommodates various bottle sizes. The flush front pocket is perfect for storing small personal items for easy-reach access. The main compartment is conveniently accessible by opening the magnetic snaps without having to adjust the silicone straps. Holds 30lbs. 17 ¼" H x 12 ¼" W.