Make sure the hopper is full of tennis balls and your sports themed party. Add the Tennis Ball Peel 'N Place to your party supplies. This decoration is simple to use. Simply add to any smooth surface such as windows, mirrors and more. If stored with care, each inexpensive piece can be used for multiple events. Measures five and a quarter inches by five and a quarter inches in size. Printed on thin plastic material. Comes packaged wholesale in a pack of twelve individual pieces.