HI, dear, welcome to our store~In our modern way of life, the negative ions in the body are depleted due to stress such as electronic devices or air conditioning.The bracelet is designed to release negative ions into your body when you wear it. The most powerful in its class, Power releases over 2000 negative ions per second.Condition: 100% Brand NewGender: MaleLength: 21cmWidth: 1.3CMMaterial: titanium steelPackage includes: 1 x BraceletWho should wear this energy bracelet:* If you have to use your computer or mobile phone for a long time* If you have to concentrate on your work for a long time* If your job requires you to stand for a long time or do heavy work, if you are a person with cold hands and feet* If you have problems with nervousness, poor blood circulation, stiffness, and shoulder and neck pain.* If you have weak resistance to disease, it is easy to catch cold.* If you have a stressful lifestyle and want to relax and rejuvenate.* If your lifestyle is irregular and you have frequent insomnia.*If you like sports and want to develop sports fitness.benefit:* Reduce muscle tension and increase flexibility - prevent injuries* Reduce fatigue and tension, thereby improving the ability to perform at optimal levels* Improve blood circulation* Relieve discomfort and improve sleep