Plein air art board pads are the perfect companion for any artist. These pads enable the artist to express their creativity indoors and outdoors. These pads contain 10 Rigid art Boards that are glued on one side. Plein air art board Montval watercolor pads are a cold Press, mold-made, French paper that performs beautifully with all wet media. The surface withstands scraping, erasing, and repeated washes. This pad is 9 x 12 inch of acid free Boards.