Coaster Tile-tumbled Travertine Porous Craft Tile in Ivory Color -4x4 in (8 Pieces) Travertine Tile is great for crafts and making coasters Individual tile will vary, holes and scrapes are natural in tumbled tile Enough to make 2 sets of coasters for your project Tile is 4 inches by 4 inches in size Ceramic tile will stand up to years of use