Clairefontaine Acrylic Pads contain 10 sheets of 360gsm greaseproof paper, for painting with acrylic. These acrylic pads are acid free and are available in A3 or A4 formats. The blocks are top bound making it easy for you to remove sheets quickly. They are specially designed to give excellent adhesion to polymer colours. The surface allows for full flexibility and speed of working. They are also suitable for gouache.