Designed with two large zip compartments; the back compartment includes padded laptop and tablet sleeve with notch to feed through hydration tube or headphones. Front section features internal organization pockets. Easy access zip-front pocket for phone or glasses and two external water bottle pockets. External bungee cords for stowing additional gear or layers, side cinch straps for easy compression, and sternum strap with hydration system support. Air Mesh Padded Straps and cushioned back panel with spine channel for comfort. Reflective front detailing for safety. Made with durable 420D material for long wear. Fits most 15"-17" laptops.