▶Easy to Match: cold press watercolor paper is thick and durable, can be used with watercolor pens, inks, pencils, crayons, acrylic paints, etc,and is compatible with most wet and dry paints. ▶Suitable for Painters: the cotton watercolor cards for artists are suitable for beginners, amateurs, educational arts and crafts making, watercolor card making, school supplies, art exams and more, exquisite and practical for you to use.