Item details 5 out of 5 stars. (183) reviews Shipping & Policies -Painted on artist quality acid-free 140 lb. watercolour paper. -Professional quality artists watercolour paints. (Sennelier) -Acid-Free paper. -Size: 11" x 15" -Signature on the front and is signed on the back. Painting comes in a plastic protective sleeve and is professionally packaged with a board to prevent bending.