Non-slip Bottom: The bottom is made of cork, which 't scratch your tables and other surfaces and provides a non-slip . Excellent Gift: Great gift to any deserving family or friend for Birthdays, Mothers or Fathers Day, Valentine's Day, Wedding Anniversary, House Warming or Christmas. Wide Occasion: Natural marble pattern design, goes with everthing. 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 become a large part of your . Premium Holder Included: metal holder included to let you can organize coaster. Makes coasters look beautiful and better organized. Classy design match almost any decor in your home. Pretty good decoration: simple and elegant ripple pattern with low-key and steady black , which can be matched with a variety of styles of decoration, making your home decoration look more amazing. Colour:black Material:cork Size:10cm Package Contents: 6 * Coasters 1 * base Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.