Absorbent Ceramic Material: Special absorbent ceramic stone material, easily absorb the liquid drops on the outside of the cup, keep your car cup holder dry and clean. Standard Size: Each coaster for drinks included 6 piece measures 4 inches in diameter, making it just the right size for all standard cups, mugs and glasses. Excellent Decoration: The coaster keeps the pattern bright and never fades. It can be placed in the kitchen, living room, bar, hotel, restaurant Not only to keep the tabletop clean, but also the excellent pattern can also be used as decoration. This is the ideal choice whether you use it yourself or as a gift. Wide Occasion: Great for home, kitchen, living room, bar, hotel, restaurants. You can use the drink coasters on your dining table, coffee table or even for at the office. Trust us, it will become a large part of your daily life. Easy To Clean Spills can be easily wiped off with a damp rag and should not stain if removed in a timely manner. Use warm water and a mild dishwashing detergent or stone safe surface spray to clean. Protect Furniture: Having the coasters put under the drinks will protect your table from getting wet and leaving no trail of water marks on your loved furnitures.