【518】14kgf Wire Wrapped Round Cut Terahertz Earrings Natural Stone Size: 8mm x 3mm Round Cut Terahertz Wire Material: 14kgf Wire Wrapped Earring Fittings: Surgical Stainless Steel Terahertz waves are wavelengths that emit a frequency of 1 trillion times per second and are said to have various effects on the human body and substances. Terahertz wave energy is said to activate cells, and it is said to maintain health and slow down aging. 【Health Luck】 Regarding Metal Fittings Changes French Hook Surgical Stainless Steel +100 Resin U-hook Free Surgical Stainless Steel Post with Can +100 yen Resin Post with Can +100 yen Gold Round Ball with Can +100 yen Resin Non-Hole Earrings +100 yen Screw-type Earrings +100 yen Butterfly Spring Earrings +200 yen Rubber Cover for Earrings +30 yen Downward-facing Prevention Catch +30 yen 14kgf Earrings +150 yen