Slices of healthy fruits surround the heat-sensitive panels. Hard to resist! Uses the warmth of hands and fingers to change colors. Set includes lime, lemon and orange activities. For best performance the ideal room temperature for the play panel is between 68 and 73 degrees. Easy to clean with disinfectant wipes. All mounting hardware is included.Set Includes: Lime, Lemon & OrangeSize:18″ diameterMade in the U.S.A. by PlayscapesHeat Sensitive Play Panel Tips- Information on heat sensitive experience and cleaning instructions for this toy!