The Living World Combo Waterer and Feeder is a great way to keep food or water in your birds cage. The feeder has a plastic adapter clip that fits most cages and the feeder holds 4 ounces of food. Using the Living World Combo Waterer and Feeder is a safe and hygienic way to keep your bird fed and healthy. The feeder is made of durable plastic, making the cleaning and refilling process very simple. Water or food holder for vertical bird cages Safe and hygienic way to provide seeds and water to birds Fits most wire cages Durable and easy to clean. Holds 4 oz (125 ml) Product available in an assortment of colors(Blue, Yellow, Purple & Green). Chosen at random. Size: 2 x 5 x 5.5 inches