Set of 4 tablemats and coasters reproducing designs from the segravevres porcelain held in the collection made popular by louis xv and madam de pompadour the segravevres factory received its royal warrant in 1759finished with heatshyresistant lacquer and cork basestablemats 9quot wide coasters 3quot wideheat resistant to 145 degrees centigrade do not use as a chopping boardwipe clean with a damp sponge