Each round slate coaster in this set of four features natural edges and is individually laser etched with your custom design. They are backed with stoppers to protect surfaces from scratches. Decorated in the USA. Size: 4". Set of 4 coasters Don't forget to email us your artwork - orders@susquehannaglass.com! We require vector or one color high resolution art, otherwise additional fees may apply. A proof will be provided and must be approved before production can begin. Pricing subject to change based on artwork. Customizable Personalized