This is a translucent oil gel crayon. When applied on top of a line drawing or as is, it appears like a watercolor drawing due to the nature of crayon material.  It comes with a set of 10 colors. Enjoy this Japanese quality art supply for your new tool. 

The set includes: Red, Yellow, Yellow Green, Green, Blue, Orange, Aqua Blue, Purple, Pale Orange, Brown

Package Dimension: (W)8.5" x (H)3.5" (D)1"
Made in Japan

Also available: Neon Color Crayon Set