This Lightning coaster set of 4 is hand crafted from Costa Rican Cocobolo with Fire Red inlay. These coasters have a bar top finish with Opal Blue. They are heat, cold and moisture resistant. Cocobolo grows on a thin band along the Pacific Coast of Mexico down through Central America and removed from the forest with mules. Cocobolo trees grow to a height of 60 feet with a diameter up to 2 feet.