This is a necklace made of "terahertz," an artificial mineral made from high-purity silicon. The surface is cut, reflecting light and emitting a sharp shine. It is said to emit a frequency band called terahertz waves, and is attracting attention as a material used for condition support, such as: - Improving body circulation - Reducing fatigue - Electromagnetic wave protection - Improving concentration and thinking ability It's a stylish item that's easy to incorporate into everyday wear. 【Size】 Bead size: Approximately 8mm Length: Approximately 60cm ☆Click here for other natural stones on sale♡ #lunaNaturalStones #Terahertz #Necklace #HealthSupport #HighQuality #OneOfAKind #SimpleAccessories 2024-194