Plastic Foldable Pet Dog Cat Travel Water Drinking Feeder Bottle Bowl Unique, all-in-one, instant use! No spills, no hassles! No water tray filling time - dogs instantly lap up the freshly running stream! 100% free of any "backwash" into the water bottle! BPA free, safe for all petsSize: 17oz (500ml) Come with a shoulder string, easy to bring, handfree