With case: 2000 yen Bracelet only, without case: 1300 yen Case (10.2 x 10 x 3.5 cm) ATOMIC No Ge32 Made in Japan Nano Germa Power Bracelet Germanium has the property of releasing negative outer shell electrons when the temperature exceeds approximately 32°C. The countless negative electrons released from germanium have a semiconductor function that reaches the positive electron part and causes neutralization. Spare parts for length adjustment included.