Metal Slide Whistle Scale Sliding Flute with Steel Sliding Rod Musical Instrument Toy

Features:
Feature durable aluminum and steel sliding rod with smooth edge, no odor and no special taste, safe for kids.
Deliver clear and loud sound. With sliding lever, you can make smooth transition from bass to treble easily.
Good for kids' cognitive ability, hand-eye cooperation and music music accomplishment. Let them learn in music.
No music foundation required, simple to use and play, a great entertainment tool for both children and adults.