This Giorgione Compressed Charcoal Selected high quality charcoal is fired at high temperature, so it is durable for long-term use, easy to paint, and not easy to damage when painted. PACKAGING: The package of compressed charcoal pencils include 3 types: 2 soft, 2 medium and 2 hard. Stick length is approx. 0.39 x 0.39 x 3.15 inches Different hardness can better meet your painting needs and reflect the effect of the picture needed for the painting.