Chain Length: 70cm
Name : Negative Ion Health Necklace
Shape: Volcanic rock
Effect1: Improving lung function
Effect2: Enhancing human immunity
Effect3: Improvement of myocardial function
Effect4: Lower blood pressure
Effect5: With disease prevention and air purification
Effect6: Encourage one's spirits
Effect7: Delaying senescence
Effect8: Protect the heart
Effect9: Bring Good luck
Effect10: Reduce worries
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