1. Material: copper2. Purpose: promote meditation, sound therapy SPA, brain development, home decoration, yoga, sleep improvement, etc.3. Features: clear and pleasant sound, fine workmanship, easy to carry, versatile, thick materials, wear-resistant and durable4. Caliber: 8/8.5/9.5/10.5/11.5/12.5/14.5/17.5cm5. Height: 8cm is about 4cm, 8.5cm is about 4.2cm, 9.5cm is about 4.5cm, 10.5cm is about 5cm, 11.5cm is about 5.5cm, 12.5cm is about 6cm, and 14.5cm is about 7 Cm, 17.5cm is about 8.5cm6. Weight: about 175g for 8cm, about 215g for 8.5cm, about 300g for 9.5cm, about 325g for 10.5cm, about 350g for 11.5cm, about 460g for 12.5cm, and about 600 for 14.5cm Grams, about 1500 grams for 17.5cm

http://olla.gr/fb02-t8-buddha-sound-bowl-yoga-meditation-bowl-home-decoration-random-color-and-pattern-delivery-size-12.5cm-bowlsmall-wooden-stick/