Suzuki Magic Whistle MW-01M; made of ABS; you can play melodies with a whistle-like tone; you can easily play the sound as a sound effect, or enjoy playing it with instruments such as a guitar; hold the instrument in your mouth, put your tongue into the mouthpiece to create a sealed space, and blow into it; moving your tongue back and forth changes the pitch; the pitch can be changed by about 2 octaves; measurement: approx. 62 x 43 x 23mm; weight: 9g; color: maroon

Suzuki Magic Whistle MW-01G; made of ABS; you can play melodies with a whistle-like tone; you can easily play the sound as a sound effect, or enjoy playing it with instruments such as a guitar; hold the instrument in your mouth, put your tongue into the mouthpiece to create a sealed space, and blow into it; moving your tongue back and forth changes the pitch; the pitch can be changed by about 2 octaves; measurement: approx. 62 x 43 x 23mm; weight: 9g; color: green