Rembrandt Soft Pastel Basic Box Set, 30-Piece Full Sticks, General Selection These professional-quality soft pastel sticks are manufactured with only the purest pigments and finest quality kaolin clay. These round sticks have excellent softness for beautiful color release and toning. Rembrandt soft pastels are made in The Netherlands under strict quality control standards. Each color is made with unique pigmentation formulas. See the description for a full listing of colors included in this set.