Designed for people who like to travel with their pets, to allows them to satisfy their dog's or cat's thirst on the move.It takes up very little space when closed, and is therefore, very handy for keeping in your bag. To use it, just lift it to an upright position and squeeze lightly, making the water flow out. Designed for people who like to travel with their pets, to allows them to satisfy their dog's or cat's thirst on the move.It takes up very little space when closed, and is therefore, very handy for keeping in your bag. To use it, just lift it to an upright position and squeeze lightly, making the water flow out.