440HZ Tuning Fork,Tuning Fork Resonance Box,for Sound Therapy, Yoga, Meditation and Relaxation

2. The edges and corners are neat and the surface is chrome plated

3. The tuning fork set is used to demonstrate the resonance of sound in school.

4. Can be used as a Universal tuning fork of a of experiments, such as the sound of the occurrence, interference, sound conduction of various substances. Color: wood color + silver

Material: wood + metal Package Contents:

1 x Tuning Fork

1 x Resonant Box

1 x Hammer Only the above package content, other products are not included.