Pentel Arts Oil Pastels Assorted Set of 36 - Brilliant, fade-resistant colours; Creamy-softness, makes pastels easy to lay down and produce varying textures. Slow drying time means you can work on a piece for several weeks; Pastels apply smoothly and blend easily using cotton buds, fingers or tortillon for subtle shades, tints and colour mixtures. Acid-free pastels ideal for most types of paper (including pastel, watercolour, cartridge, craft etc.) as well as canvas, oil and acrylic boards. Great to use in conjunction with watercolours, oil paints and soft pastels; Easy to use for artists of all ages, beginner to advanced