This piece is made of 7 layers of birch plywood stained in various colors. This piece is for indoor use only. Measures approximately 19.5" x 11.5". It is completed with nail slots on the back for ease of hanging. If you wish to customize the colors, please specifiy in the special instructions. If you would like a custom size please email us for a quote. This product is made to order. Please allow 7 processing days.