Non-Slip Non-stick Coaster: Our coasters can prevent the cup from sticking to the coaster while also containing leaking liquids. Perfect Size: Each desk coaster is about 4.06" in diameter and 0.25" thickness, fits all stemware, coffee mugs, beer bottles, wine glasses, glasses, etc. Heat Resistant: The soft drink coasters surface can protect the table surface from being scalded or scratched by high temperature. Easy to Clean: The bar coaster set is very durable and can be rinsed with water or cleaned in the dishwasher. Widely Application: Our cup coasters suitable for any place like kitchen, bedroom, living room, dining room, office, bar and beach.