Strong Absorbent Ceramic: The surface of LIFVER drink coasters absorbs coffee stains quickly within 5-10 seconds to keep the desktop clean. Non-slip, Anti-scratch: The back of the coasters is cork to prevent the table from scratched and worn. Convenient for Storage: This set of table coasters with a coaster holder that stores them in a stacked position, you don't need to bear coasters placed everywhere. Nice Gift: Coasters with natural marble pattern texture is ideal for an office, bar, restaurant, home and other occasions, a perfect home decoration. Perfect to send to friends as a gift and housewarming Coaster with Metal Holder Set: This coasters set includes 6 round ceramic coasters (Marble Surface Pattern, 4 inches). LIFVER Coasters for Drinks Absorbent Marble Coasters Coasters for Coffee Table Drink Coasters Ceramic Coasters Coaster Set for Kinds of Drink Gray Marble Style 4 Inches Set of 6 - B08DFF5SJ4Q