Metal Holder Included - The metal holder is used to store these white marble coasters and save space; Also save time to clean up coasters all the time; Stack your coasters neatly in this elegant coaster holder when not in use. Keep the tabletop dry and clean - made of absorbent stone, the surface of the coasters absorbs water quickly within 5-10 seconds and will not stick to glass or wooden table. Non-slip cork backing - The cork backing of each coaster protects furniture or tabletops from scratches and prevents slipping. The set of 6 coasters meet all your needs, you can use it in the living room, kitchen or outdoors. Housewarming Gift Idea - These drink coasters can be used as Housewarming, Wedding, Birthday, Christmas, Thanksgiving -, Christmas, New Year gifts to men, women and friends, etc. Ideal Size - The large size of 10 cm (4 inches) fits all standard coffee cups and mugs. The coasters are also the best decoration for your new home and match all styles of kitchen tables. Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received