These coasters are handcrafted with great attention to detail. These are made from African Mahogany and African Wenge, the is holder made from deep rich wenge wood. The sleek holder provides an elegant, low profile, functional way to keep your coaster organized and displayed. They are approximately 3.5"x3.5"x0.25" and the holder is 4"x2.75"x1". These make an excellent gift or addition to your home!