Crayola Sketch & Detail Markers provide great creative versatility in coloring and art projects. Sketch, draw, and blend colors for great outcomes. Twice the colors, create double the coloring fun! The dual-tip allows for quick switching from bold strokes to ultra- fine lines for intricate details. This package contains 16 dual-tip makers within one 7.75x7.75x1.375 inch metal storage tin. Non- toxic. Conforms to ASTM D 4236. Imported.