The premier brand for placemats and coasters, Pimpernel offers an array of beautiful designs for the tabletop. Guaranteeing quality, Pimpernel placemats and coasters use a 5mm board which is topped with an art print and then totally sealed with a high quality lacquer finish that is both stain resistant and heat resistant to 100C/210F. The bases of the placemats and coasters are then finished with a hardwearing cork that protects your precious furniture and work-surfaces from stains and scratches.This set of 6 coasters by Pimpernel feature the treasured American flag. These coasters have a deep 5mm cork baking and are coated in lacquer that is stain and heat resistant to 100C/210F ensuring protection on your precious surfaces.