Coaster material: Made of marble and natural acacia wood, with unique natural patterns, featuring a modern and elegant design. Coaster size: Comes in a set of 4, each measuring 3.9 inches in diameter and 0.4 inches thick, suitable for various hot and cold drinks. Durable coasters: Sturdy, odorless, non-toxic, and easy to clean, ensuring long-term use. Dirt-resistant coasters: Effectively protects tabletops from stains and high-heating caused by beverages. Versatile Coasters: Versatile for home, cafes, restaurants, bars, and serves as an excellent gift for friends and family.