Grotta Sonora 31" Nickel Silver Gongs SELECT OPTION:31" Amore Perpetuo (#TEF440) Theta waves measure between 4

Theta waves measure between 4 and 10 Hz and are most prevalent during exploration

The sound drawn from each Paiste gong is based on the size

A special process of metallurgy creates a unique gong that is mysterious in both look and sound

for an even better sustain and outstanding performance

sound therapy and healing

Grotta Sonora 31" Nickel Silver Gongs SELECT OPTION:31" Amore Perpetuo (#TEF440) Theta waves measure between 4This gong does not come with a mallet. We recommend the Ollihess L355. For whale sounds, try the Ollihess Lava Friction Mallet (60 mm). Note: Each of these gongs are unique. Once each one has sold, we won't get another exactly like it, but we will eventually get more of that size and style. Each of these gongs are completely handmade. Because of this, they will have an artisanal quality to them and may have finger prints or small markings from the