Description: 【Unique Playing Method】: The kazoo is a humming instrument that produces sound when you hum into it rather than simply blowing air. This makes it easy to play, similar to humming a tune 【Portable】: Kazoo flute is small and lightweight, its compact size of 10.8cmx2.8cm/4.25inchx1.10inch  makes it great for on the go, we also provide a lanyard, which is easy to carry and will not be lost 【Easy to Use】: The musical instrument is easy to play due to its good internal structure, great for beginners to practice. Aluminum with a curve design and fine sandblasted finish for enhanced comfort and an elegant appearance 【Adjustable Tone with Rotating Diaphragm Cap】: The kazoo with innovative rotating diaphragm cap allows you to adjust the tension and vibration range of the diaphragm, enabling different tones suitable for various musical style 【Application】: The Kazoo musical instrument is suitable for parties, travel, and home use. It is also a great gift for beginners and professionals Specification: Material:pp Aluminum Silicone Size Chart: 10.8cmx2.8cm/4.25inchx1.10inch  Package Includes: 1 Kazoo 1 Lanyard 1 Manual 10 Flute Diaphragms 2 Cleaning Cotton Pads Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.