This is my favorite Raleigh manhole cover. I've located 4 in downtown similar to this one. Rumor is that if you find it and head to the House of Swank, you'd get a free can cooler and a high five or something.
Coaster is approx 4" x 4", MDF Hardboard with cork backing. Made with all US materials, and printed right here in our shop in Raleigh NC. Wipe with damp cloth to clean. NOT DISHWASHER SAFE.