Standard size, easy to hold.  Kitas crayons write smoothly in bright, sod colors. You can draw ictures or write messages on aer, glass, mirrors, whiteboards and more. Or dissolve them in water for watercolor ainting. Kitas art can be removed from any non-orous surface with ease. Just wie with a dam cloth.  12 Kitpas Medium (white, ink, red, orange, ale orange, yellow, -weight: 400;"yellow-green, green, Light blue, blue, brown, black). Made of araffin wax Non-toxic, safe for children. Made in Japan Product size: L 3 ⅞" x ⅜" (L 74 x 10mm) Package size: L 3 ½" x W 6 ⅞" x H 1" (L 90 x W 175 x H 24mm) Package weight: 4.3oz (121g).