Features 1. Handmade Plate with Steel Frame: Made of 100% natural slate, we provide you with high-quality coasters that are non-toxic and odorless, with some rough edges that enhance aesthetics. 2. Stone coaster set: The set includes 12 stone coasters and 1 coaster bracket. With a beautiful metal bracket, you don't have to worry about storing coasters. 3. Anti slip base: The bottom of the coaster has an anti slip soft pad to ensure stability, which can protect the surface of the table from scratches, heat, cold, or liquid stains overflowing. 4. Easy to clean: The slate coaster is easy to clean and maintain, just rinse the coaster with water and wipe it with a cloth. However, for strong stains, you can soak them in detergent or baking soda and wipe them off. 5. Wide range of uses: coasters can not only be used as stone coasters, but also for carving, painting, DIY, handicrafts, decoration, etc. They are perfect gifts and excellent decorations for daily life. Specification Material: Natural rock slab Color: Black Size: 11 x 11 x 11 cm Weight: 1700 g Package Include: 12x Coaster Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.