The Katrin brand is committed to spreading the message of good hand hygiene and has organized a number of events to promote the importance of hand hygiene for all ages. In support of various ongoing activities, Katrin has launched the second edition of Hygiene School Book. The Hygiene School Book 2.0 is an interactive way to teach children the foundations of good hand hygiene. It includes both useful educational information and fun activities. The first edition of the publication received a lot of good feedback from both children and teachers.