Pimpernel is the premier brand for placemats, coasters, trays and tabletop accessories. Our quality coasters use a 5mm board topped with a unique art print. Each is totally sealed with a high quality coating that is both stain and heat resistant to 100?C. The coaster is then finished with a hardwearing cork back that protects precious furniture. You will also find the perfect placemat to match. These coasters come as a set of 6. This product is designed in our studios in Stoke on Trent, England.This item is manufactured outside of the UK to the stringent quality and craftsmanship that Portmeirion Group is known for.Dimensions: 10.5 x 10.5cm, 4 & apos;' x 4 & apos;'Designed for domestic use only Wipe clean with a damp sponge and dry with a soft cloth Do not immerse in water or put in dishwasher Do not expose to temperatures exceeding the boiling point of water