Crayola Art Supplies Drafting Tool (58-5021) Add a tiny twist to coloring and drawing with Crayola Washable Skinnies and sketch set The case unfolds to a convenient lap desk design This set includes 16 markers and thirty sheet of 9x4-1/2 inch sketch paper Pip-Squeaks Markers are small in size but big in color! The case unfolds to a convenient lap desk design. Conforms to ASTM D4236. Pip-Squeaks Skinnies N Color Set