The Rae Dunn Artisan Collection Happy Birthday Coffee Mug is a charming ceramic mug designed with a pink color and a cupcake topper, making it a perfect gift for celebrating birthdays. The mug is part of the Art Pottery production style, showcasing a unique and artistic touch to the piece. With its original design and high-quality materials, this mug is sure to bring a touch of creativity and fun to any birthday celebration. It measures 3  3/4 inches in diameter x 4 3/4 inches in height and holds 20 ounces of liquid.