sound healing instruments are like keys to unlocking doors to rooms within you that you never knew existedYou can weave these sound therapy tuning forks into a of alternative and holistic practices besides chakra balancing such as acupuncture, sonopuncture, mediation, yoga, breath work, and moretuning forks are made from premium metal that’ll deliver accurate sounds session after session; You’ll always be to count on them to help you find your center and tune into a state of peaceThe detailed but easy-to-follow instructional guide makes sound healing accessible to all; This guide is designed to help you unlock more of the transformative power hidden in these ancient toolsMaterial: Aluminum alloycolour: silver+blackPackage Contents:4 x tuning forks(The English pattern on the tuning fork is delivered with the factory, don’t accept the specified )1 x tuning fork activatorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.