Kurgo Water Bowl for Car Seat is specially designed to fit well in the back seat on the trip. The bowl slopes to compensate for the rear seat and has edges to prevent the seat from being splashed.The bowl can of course also be used on a flat surface, in which case it tilts slightly. It is equally suitable for water and food.Facts about the Kurgo Water Bowl for Car:Holds 710 ml.Tilts slightly to stand straight on the seat.Edges prevent water from splashing.Free from PVC and BPA.Made of food grade silicone.Can be used for food or water.Machine washable on top shelf.Lifetime warranty: product comes with Kurgo's lifetime warranty against manufacturing defects.