Marble doesn't absorb as much condensation as other coaster materials, so just be prepared to wipe away excess with a napkin if there's a spill or a particularly sweaty glass.

Is marble good for coasters?

Marble or wooden coasters, which look more polished, are also great choices and you can often find ones that incorporate cork in their designs. Whatever the material, just make sure there's something on the bottom surface to protect the table from scratches and keep it from moving around too much.

Are coasters supposed to absorb water?

The best coasters are constructed from a material that will absorb the moisture. They also won't adhere to the bottom of the glass when you pick it up to take a drink.