Full Color Cork Coaster. Absorbent cork material. Reusable or disposable earth-friendly. A must-have multi-functional accessory for your home, this square coaster with bottle opener can cater to all your beverage needs! Its flat shape is perfect for pockets,also we can put your logo,company ads on the coaster,so this Cork Coaster coaster will give your brand plenty of exposure!It's unique product,welcome to enquiry!