Add some style to your coffee table with these spectacular coasters! Stop those awful water stains on your table. These make the perfect gift for a friend or yourself. Amazing conversation starters. These beautiful coasters measure 4.25"x4.25" and have cork on the back to help protect any surface that they sit on. These are finished with layers of artist varnish then sealed with a crystal clear, high gloss resin to help keep it beautiful for many years of enjoyment. Great to hold your hot cup of coffee or a nice cold soda. These are heat resistant but it is not recommended to put extremely hot items on them.