Standard size, easy to hold. Kitpas crayons write smoothly in bright colors. You can draw pictures or write messages on paper, glass, mirrors, whiteboards and more. Or dissolve them in water for watercolor painting. Kitpas art can be removed from any non-porous surface with ease. Just wipe with a damp cloth. A set of 16 Kitpas Medium (white, pink, red, orange, pale orange, yellow, green, light blue, blue, brown, black, navy blue, gray, dark brown, violet) Made of paraffin wax- Non-toxic, safe for children- Made in Japan.