Specification: Color of kazoo: gold,silver Material: aluminum alloy Length: approx. 12 cm/ 4.7 inch Width: approx. 2 cm/ 0.8 inch Height: approx. 1.5cm/ 0.6 inch Package includes: 2 aluminum alloy kazoos--gold and silver 10 Kazoo Flute Diaphragms 2 Beautiful Gift Box Frankly speaking, I didn't know this instrument before I did kazoo small business.. My husband accidentally saw this kind of musical instrument on the Internet. He bought some of it out of curiosity. To his surprise, a neighbor complained to him that sometimes the sound of our house disturbed them, so I and my sons were much more restrained. Because it's easy to learn, my sons and I can easily get happiness from it. Finally, I decided to do a little business with Kazoo, which would increase my income slightly on the one hand and give others unlimited pleasure in music on the other. Technology, medicine, law... These are noble pursuits, which are enough to support people's life. But music, poetry, and emotions are what we live for. Best wishes!