Choker-type bead necklace using approximately 4mm diameter terahertz beads. ■ What is Terahertz? Terahertz ore is an artificial mineral made by melting quartz at high temperatures and processing it into high-purity semiconductor silicon from silicon dioxide. Approximately 40cm long. Each piece is carefully and carefully made, but it is not as strong as a mass-produced product. Please handle with care. • Please purchase with an understanding of handmade products. Price negotiation OK Bulk purchases are a great deal. We will discount from the total amount. Feel free to comment. - Color: White and Silver - Design: Bead necklace - Material: Beads and metal - Size: Choker type Thank you for viewing. #handmadeaccessories