Lantern Press Boston, Massachusetts - Retro Skyline (Set of 4 Ceramic Coasters - Cork-Backed, Absorbent) Boston, Massachusetts - Retro Skyline (Set of 4 Ceramic Coasters - Cork-backed, Absorbent) Highly Absorbent 4x4 inch Ceramic Coaster - Soaks Up Condensation! Gift box of 4 matching coasters, printed in USA! Cork-backed to protect surfaces, fade-resistant, color safe Browse thousands of images available, click Lantern Press, above