The character, "Smooch", was inspired by a microscopic image of Epstein-Barr virus, the microbe which causes the kissing disease (mono). Also includes flip book and sticker! Children, parents and educators will enjoy using these educational plush toys to teach about hygiene, disease and the human body. Each microbe comes with a description of the disease it causes or function it performs. Use these fun, non-threatening toys to emphasize the importance of washing hands and preventing sickness in social settings. Surface washable, air dry.