As rugged and thoughtfully engineered as the best daypacks—think padded laptop compartment, a pair of water bottle holders, and an ample supply of zippered storage— the G-Train K9 Pack adds a pet carrier compartment with a zip-open mesh top that rolls neatly out of the way. You think your dog is cute now? Wait until you see his little face sticking out of the G-Train, watching the scenery roll by. Suitable for dogs up to 25lbs; Waterproof, muckproof, Armorsole bottom; Stow away shoulder straps makes pack into a carrier; Fiberglass support rods for structural stability; Ventilated mesh back and side panels; Hip belt and adjustable sternum strap for comfort for longer trips; Interior tether to attach your dogs harness; Top and front grab handles; Laptop sleeve. iPad sleeve; wo water bottle sleeves.