This is a Set of 4 Very Unique Rustic Black Locust Non Rotting and Very Hard Wood Slices Bar Drink Coasters. Black Locust is a rare and extremely hard wood, being one of the hardest woods in Northern America. It is very resistant to rot, and durable, making it prized for furniture, flooring, paneling, fence posts, and small watercraft. Black Locust is a highly durable, organic wood product, that does not require chemical treatment to preserve its beauty for 50+ years. Finish: Slightly Glossy Thickness Approximately: 3/8" Diameters Approximately: 3 1/2 " Shipping: All orders ship within 24 hours of payment using USPS first class mail or Priority mail depending on weight of the order. You may contact us If you need expedited shipping however additional fees may apply. All Fragile Accessories, Caps and Visors with flat and bendable bills will be shipped in crush proof boxes. Most knit hats and clothing will either be shipped in Tear proof poly bags and/or boxes for extra protection. Returns: We accept any return if the customer is not completely satisfied. We will offer refunds upon return as long as the item is unworn and still has all tags attached.