Railroad board is great for construction, art projects, mats, mounting, block printing, painting, markers, stenciling, posters, and works well for anchor charts. Brilliantly colored on both sides with a smooth uniform finish. Recycled and recyclable. Measures 22" x 28". Includes 100 sheets, 10 sheets each of Dark Blue, Holiday Green, Pink, Brown, Magenta, Lemon Yellow, Red, Orange, Black and Light Blue.