Andoer 25 Note Glockenspiel Xylophone Educational Musical Instrument Percussion Gift with Carrying Bag 25 metal bars for a wide note range, perfectly tuned. units are of form 2. 2. 3. 2 The plates are made of high quality aluminum alloy and steel alloy, durable and exquisite. Plates are fixed on base stably, won't fall off or slide randomly. You can also use the handles instead of heads of the plastic mallets to get a much softer sound for practicing. Comes with a bag for storing and carrying. Easy to learn and play.