One ring to rule them all! All the hate and malice of the Dark Lord Sauron was poured into the molding of the One Ring, and now the powers imbued in the One Ring will amuse you with this Previews Exclusive Lord Of The Rings 3D Rotating Ring Black Crystal Stein! Notched into the side of the mug is a replica of the One Ring and, mounted on an axle, it can spin on its axis! You won't need to win a riddle game to add this unique Lord of the Rings mug to your collection! The mug measures 6 1/2-inches tall with a 3 1/2-inch opening, and holds 16 ounces. Base measures 4-inches in diameter. Ages 14 and up.