Handmade earrings using 6mm terahertz ore. These are vertical, double earrings using four terahertz ore stones. The mirror cut reflects light beautifully and sparkles. 【What is Terahertz?】 Terahertz waves, which vibrate approximately one trillion times per second, have characteristics between radio waves and light. It is a wavelength that easily affects the movement of molecules, and it can provide amazing experiences and surprising effects on the human body, plants, and even materials. Recent research has proven the effects of terahertz. Terahertz waves can penetrate various materials such as paper, wood, and plastic, and their application in the medical field is expected. In addition, terahertz waves overlap with far-infrared rays and are said to have a self-heating effect. Specific effects on the human body include improved sleep disorders, stiffness, and coldness. Furthermore, it is said to activate the skin and have a beautifying effect. ・The earring posts are gold-colored (brass). ※ You can also get silver-colored (brass) hardware for no additional charge. If you wish, please let me know in the comments section, and I will change it to silver and ship it. ※ You can change the hardware for a fee: ・Titanium hooks +10 yen ・Piercing posts +40 yen (can be changed to silver) ・Resin hooks +15 yen ・Resin posts +145 yen (can be changed to silver) ・Non-hole earrings +205 yen (can be changed to silver) ・Earrings +85 yen (can be changed to silver) ※ Multiple purchases are also possible. If you wish to change the hardware or purchase multiple items, please let me know in the comments section. I will create a dedicated page for you to purchase from. ・These are handmade, so they are not perfect. Please purchase only if you understand. ・The price and sale are for a set of 2, so we cannot sell them individually. ・If you purchase other items I am selling together, I can discount the shipping cost for the duplicated amount, but I do not offer discounts on single items. ・I do not smoke, and I do not have any pets.