Hadley Table Mola Hard Board, Cork Backed Placemats Set of 4 Denim Made in USA Hadley Placemats come 4 to a set. Durable, beautiful, hardboard, cork backed placemats with an art image on top. These are 5mm thick, heat resistant and easy to clean. This pattern is a beautiful art print. The colors are orange, black, blue, yellow, green and blue.