This Stunning eco-friendly wood coaster is made of natural beech wood with a 7.5cm diameter round groove. It prevents condensation rings from forming and keep your surfaces on your favourite furniture staying like new. Each coaster is individually unique and they all have their own markings non of two coasters will be engraved with same outcome. Handwash is recommended to maximise the life of coaster. It is presented in a natural cardboard gift box.