The unique patented Pet Top portable drinking device and short bottle neck adapter for pets is designed to provide a neat and convenient water supply for your pet when you are on the go and can"t be bothered with the mess, hassle and waste of pouring water into a bowl. Take the portable drinking device with you to the park, in the car, on a walk, road trips, or anywhere your pet needs a drink. It is small enough to fit in a jogging pack, purse or pocket when not in use. And since it fits most standard water bottles, you will always have a ready source of water nearby. The water flow is adjusted by simply turning the cap, so your pet gets just the right amount. The unique ratchet action keeps the pet top portable drinking device open at the desired setting while in use. The device automatically stops when the pet stops drinking. There is no muss, no fuss.