CRAYOLA-Colored Pencils Trayola Set. Your artwork and projects will be more fun with these specially formulated colors. The Trayola contains six sets of nine colored pencils in a convenient, stackable, and reusable tray. Great for groups, classrooms, camps, and more! Tray measures 9-1/2x6-1/2x2-1/2 inches. Conforms to ASTM D4236. WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 years. Imported.