The USG 4240 12" x 12" Tivoli Textured Tongue In Groove Ceiling Tiles come in a pack of 32, making them suitable for covering a total area of 32 sq ft. These traditional style ceiling tiles feature a textured surface with a dimpled finish, giving them a unique look. Made of fiber board, these white ceiling tiles are designed with a tongue in groove edge for easy installation by stapling. The Tivoli series by USG Interiors is known for its quality and craftsmanship, making these ceiling tiles a stylish and durable choice for any room.