The Galaxy Chimes are built to last. Each is made of premium materials that will last for years - sturdy aluminum tubes strung with durable nylon and suspended on a steel hook. These laser-etched aluminum tubes that produce a joyful resonating tone individually; combined they produce blended octaves that reverberate into a melodic wholesome concert. Features; five tubes, solid wood center clapper activated by the orbital aluminum wind catcher which has a galaxy spiral cut out – hence the name. Handcrafted / powder coated aluminum Laser etched, Aluminum. Includes easy hanging hook. Measure approximately: 5.12" x 5.12" x 36"