Usage Tips:Cute & Beautiful Product appearance, whether in the office or at home is a good choice, not only is the coaster ,or is a beautiful decoration.Good quality cork, very sturdy, nice looking, thick enough, perfect size. Protect your table from condensation and are lightweight and easy to move around. Non-slip & Silent The natural cork comes with a non-slip effect, which can closely fit your table surface and keep the cup from sliding. Also has a good anti-vibration and silent effect, so you can avoid the noise brought by the cup when you put down. Full cork material, Our coasters are made of 0.4inch thick cork, so water dripping on them can be slowly absorbed,Keeps your table dry and also preventing unwanted stains. FITS MOST DRINKS:Our 4 inch/10cm diameter cork coaster fits many types of cups. Such as coffee mugs, wine glasses, mugs, etc. If it gets dirty, just rinse it with water. Dry and reusable. Use cork coasters as holder for coffee cups, wine glasses, mugs, drinks, beer bottles & pots. Along with protecting the table top surface and furniture, they also reduce noise from glasses and mugs.Accommodate many different sizes of glasses and cups. Great for an art project. Keep its blank cork material for DIY Crafts to suit your unique style. colour: as shown Material: Cork Package Contents: 12 x Coaster Only the above package content, other products are not included. Note: Light reflection 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.