Nine styles built to last and be used in any room of the house or commercial space. Each plank in the Seattle series is 9″ x 60″ with an overall thickness of 5.5 mm. With Calcore quality you can rest assured that these will look great for years to come. Easy to install and maintain, and with it’s stone composite core makes it perfect for high traffic and water-prone areas such as entry ways, kitchens, bathrooms, or workspaces.