Phiten Men's RAKUWA Magnetic Titanium Necklace, Metal Black, 45cm [Relieves Stiff Shoulders, Neck, and Blood Circulation]

Material: Main Fabric: Polyester, Polyester Lamé; Core: Magnet; Clasp: Stainless Steel, Polyacetal Gender: Men/Women Size: 45cm Color: Metallic Black Technology: Aqua Titanium X10 Medical Device Certification Number: 224AGBZX00119000 [Caution] 1. Do not use if you are using an implanted medical device such as a pacemaker that is susceptible to electromagnetic interference, or if you are using a medical device such as a pressure-adjustable shunt for cerebrospinal fluid shunt surgery that may be affected by magnetic fields, as this may cause the device to malfunction. 2. Consult your doctor before use if you: (1) People with malignant tumors (2) People with heart problems (3) Women in the early stages of pregnancy or immediately after giving birth (4) People with sensory impairments due to severe peripheral circulatory disorders such as diabetes (5) People with skin infections or plasters (6) People who require rest (7) People with a body temperature of 38°C or higher (fever phase) (8) People with acute painful illnesses such as sprains or pulled muscles 3. Keep away from items that are affected by magnetism, such as watches, magnetic cards, and floppy disks. 4. If symptoms such as rash, redness, or itching appear in the area where the device is attached, discontinue use immediately. 5. Do not modify the device.