3 years & up. Fun, lifelike zoo babies neatly packed in a reusable acetate tube to take along for any excursion. This set comes in a reusable acetate tube that snaps open and closes for easy storage. Perfect for educational projects, traveling, collecting, and imaginative play. Includes ten river animals caught in active poses measuring from 1 1/4" to 3 3/4". Non-toxic and BPA free.