Nature's Melody 18" Bronze Premiere Series Tuned Chime Hard wood canopy, striker, and sail finished in a Walnut color. Easily maintained with teak oil. Five recycled aluminum tubes with durable anodized bronze finish. Thick tubing wall creates a longer lasting tone. Each tube is precision tuned to A pentatonic scale Hang under a roof overhang, or on a tree with its easy-hanging S hook. Suitable for outdoor use