Toysmith Hidden Tweets "Chirp N' Find" Eggs Complete Party Bundle - 6 Pack Complete Party Bundle Set Includes All Six Colors of Toysmith's Hidden Tweets Eggs (Blue, Green, Yellow, Pink, Purple & Orange)! Add sound to egg hunts with these chirping eggs....Hide several of these eggs with prizes for a fun time with friends and family. With over 16 hours of battery life, these eggs can be hidden inside or outside well in advance...Flip the switch for chirps that repeat every 20 seconds. Challenge your children's imaginations and keep them active with Toysmith. For Ages 3 and up