Aluminum tuning fork.
 Included in this price:
 6 tuning forks (Basis / Delta / Theta / Alpha / Beta /Gamma)
 1 velvet case
 The brain tuners set is an excellent tool to get our brain to produce specific waves.
 These tuning forks are manufactured for us in one of the oldest tuning fork manufacturers in Germany. They are made of a special 10 mm thick aluminium alloy and have a polished and brushed surface.
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 You would like to do PROFESSIONAL TRAINING IN SOUND THERAPY (training in Individual Sound Massage and/or Training in the practice of Gongs):
 https://www.zen-and-sounds-academy.com