Black in color. Leave personalization up to 100 characters for the backside of the wind sail at checkout. The verse comes automatically on one side or can be changed. At checkout let us know what you would like on both sides of the wind sail. The 6 aluminum rust resistant powder coated (for a deeper tune). Tubes range in length from 7.15 to 11.15 inches, with a difference of exactly 0.66 inches between each other, for simulate a rich tone rather than monotonous voice. It also features thick-walled tubes for even greater resonance. The anodic oxidation process improves the corrosion resistance, hardness and wear resistance of tubes. Packaged for direct gift giving. Teardrop shaped wind sail measures 4 inches in length.