This is the chalk that bridges the gap between soft and hard pastels. It has the sharp edge of a hard pastel and the soft texture used for sketching and details. Let your kids show off they artistic talent with this excellent product. The traditional square French pastel has been compressed for greater pigment content. Excellent for portraits, landscapes, or still life. Each square 2-1/8 x 5/16 stick has been compressed for greater strength but retain chalk's soft properties. AP certified non-toxic.