Martin Bläse XL Planet Trigons: Natural BronzeThis listing comes with an XL Trigon, specially crafted mallet, and cloth carrying bag. Natural Bronze XL Trigons are uniquely tuned to the frequencies of individual planets or events that occur in our solar system. Bronzea mixture of copper and tinprovides a warm timbre. These are Extra Large versions of his original, smaller trigons, so they have much deeper, stronger tones with greater volume and longer sustain. These Trigons interact beautifully