You receive a total of 69 brain harmonics.each package comes with its own instructions for use.treat yourself this year to the new brain game and harmonics from peakgenius.com.choose the deal that best suits your budget.
You receive a total of 69 brain harmonics.each package comes with its own instructions for use.treat yourself this year to the new brain game and harmonics from peakgenius.com.choose the deal that best suits your budget.
JetCube is committed to protecting your payment information. We follow PCI DSS standards, use strong encryption, and perform regular reviews of its system to protect your privacy.
Package safety and delivery guaranteed. Full refund for your damaged or lost package.
Check your orderYour privacy is important to us! We ensure that your information is kept secure and uncompromised.
Learn moreShop confidently on JetCube knowing that if something goes wrong, we've always got your back.
Learn moreNeed help? Contact our customer service for assistance.