Features: brand new and high quality Made of natural stone. Offer a few words, sayings or pictures to your loved ones on the roller coaster. It can be washed with water for the implementation of the next decorative pattern. Anti-slip-4 soft foam rubber feet prevent the slate coaster from shaking and sliding. Therefore, there are no scratches on the surface. Coating for best durability: The special seal of the slate maintains a natural, for noble, matt and anthracite surface, prevents marks and makes the slate easier to clean. No need to use oil for post-treatment. Protect your surface-modern coasters made of slate (heat-resistant) prevent stains, moisture and heat on sensitive surfaces. Multifunctional: Whether indoor or outdoor, it can be used as bottle mat, coffee cup mat, personalized name coaster, table coaster for whiskey, gin, cocktail or other beverages, and decorative Home accessories (for example for candles or offices). Specifications: Material: Stone Shape: Hexagon/Round/Square Coaster Size: Approx. 3.94x3.94inch(10x10cm) Rack Size: Approx. 4.3x3.3inch(10.9x8.4cm) Package Includes: 8x Coaster 1x Storage Rack note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.