This treat dispenser is more durable than typical acrylic bird toys. Suitable for small and medium sized birds, it is an intriguing puzzle which will keep your bird occupied as they work toward their reward. Give your bird a new challenge, fill the dispenser with treats and watch the fun begin! Filling sold separately. Measures 2 3/4"D x 3 1/2"H. Comes in an assortment of styles and colors.