The Black Dog Martha's Vineyard Blue Speckled Ceramic Campfire Mug This is a classic stoneware mug from the legendary Black Dog Tavern in Martha's Vineyard, Massachusetts. It features a retro "campfire" style with a cobalt blue speckled finish, a black rim, and a crisp white interior. The exterior is decorated with the iconic Black Dog silhouette logo. This heavy-duty ceramic mug is perfect for coffee, tea, or soup and measures approximately 3.75" tall and 4" wide.