This coaster is made of natural and environmentally friendly cork in diameter to fit most cups, provides years of protection for your furniture and tabletops to resist spills, heat, and condensation. It is easy to clean, do not require special handling, and are ready for subsequent use with a simple rinse and air drying. It can serve as holders for coffee cups in the office, as foils for glasses or drinks in the restaurant, embellishments for mugs or beer bottles in the home, and even as a cork trivet for the bottom of a hot pot in the kitchen. Great for your home, kitchen, living room, bar, end tables, or college dorm room, enjoy a laugh and a your favorite drink. It is an ideal gift for promoting your company with custom logo to show the green ethics.