Richer in pigments and smoother in texture, Mungyo half-stick square pastels will delight the aspiring artist with their soft, smooth velvet effects. Made of pure calcium carbonate, each stick has 30% more pigment by weight than most other brands. Each lift lid box contains a plastic holding tray to separate each pastel stick. This product is non-toxic. Stick size is half-stick, Half Stick: 27mm long x 8mm square.