Aladine Stampominos, Jobs Foam Stamps, Set of 10 Plus 1 Extra Large Ink Pad Our Tambomin foam stamps are especially dedicated to the creativity and imaginations of children 3 and older ink is 100% washable and non-toxic The size of these foam stamps is ideal for the development of children between the ages of 3-5 All Sets come in a transparent, plastic container which is perfect for storage