The product is a vintage stone onyx chess checkerboard in black and gray, measuring 13.5” x 13.5”. It is made of stone and recommended for ages 8 and up, making it suitable for older kids and adults. This classic game is perfect for any chess enthusiast looking for a unique and stylish piece to add to their collection. Its vintage charm adds a nostalgic touch to the game, making it a timeless piece for any player to enjoy.