Coasters help keep the condensation from drinks from leaving water marks behind. You can see this effect on your coffee table at home and you might not think much of it. But the countertops at the bar needs to be kept presentable

Coasters help keep the condensation from drinks from leaving water marks behind. You can see this effect on your coffee table at home and you might not think much of it. But the countertops at the bar needs to be kept presentable