Rembrandt soft pastels have been the world’s most commonly used pastel for many years. Each color in the extensive range is made according to a unique formula. The raw materials used for each new batch go through very strict quality control. Rembrandt soft pastels are based on the purest types of kaolin and high concentrations of premium-quality pigments that offer the highest degrees of lightfastness. Contains 60 half sticks and 60 full sticks.