Sargent Art's ® popular White Board CrayonSargent Art White Board Crayons wipe off easily with the gentle rub of a paper towel or dry cloth. They last longer than ordinary white board markers, have no odors, never dry out, and do not stain hands or clothes.- Excellent for home, school or office.- Virtually odor free, safe and non-toxic.- No dried up markers or lost marker caps.- No marker odors or clothing stains.- Convenient peggable containers.- Standard size: 3.625" x .3125" .