Customers can protect surfaces from rings from condensation when you send them home from an event with these great coasters! Made from natural stone materials like sandstone or ceramic, these coasters have a porous surface that absorbs moisture effectively, keeping tabletops and furniture dry and clean. Their durable construction ensures long-lasting use, making them suitable for both home and office environments. Measuring 4 1/4" in diameter with an off-white color, these absorbent stone coasters can be customized with a one color, one side imprint, perfect for displaying a brand name, logo or message. Great for bars, tradeshow giveaways, holiday gifts and much more! Single pack.