Inflatable Germs (12 Pack) Vinyl. Approx. 5 3/4" - 11 7/8" X 5" - 12". Make learning all about hygiene fun with these Inflatable Germs! Let kids blow up some colorful fun while you teach them the importance of handwashing, covering their mouths when they cough and more. Each inflate has a 3mm hole for hanging! Vinyl. Approx. 5 3/4" - 11 7/8" x 5" - 12". 12 per pack.