4 Pack Absorbent Stone Coasters with Protective Cork Backing 4” Square. Coasters arrive in solid wood coaster holder, shrink wrapped. Displayed item measures 5" x 4" x 1.68". Manufactured in the USA of absorbent stone to absorb excess condensation from beverages. Cork backing protects your surfaces from scratches and stains. Each Coaster measures 4” square. Features a tumbled tile edge to give it a rustic yet classic appearance. Beautiful artistic designs allow the Coaster to remain displayed even when not in use. This 4 pack Coaster Set makes a wonderful gift for family and friends at any time of the year.