LYRA Color-Giants Colored Pencils, Unlacquered, 6.25 Millimeter Cores, Assorted Skin Tone Colors, 12 Count (3931124) Chunky colored pencils with hexagonal shape provide comfortable grip Extra strong colors, thanks to the highly pigmented, extra thick, break resistant core 6.25 mm 10mm Diameter makes these easier to hold for young artists AP certified Non Toxic