Magnetic Copper Bracelets are made of 99.9% Pure copper, not brass, not alloy, not stainless steel. Copper is a red metal, also a green metal. After a long time in the humid air, the copper surface will form a layer of patina slowly, this is oxidation. So ifyour bracelet turns green, it's normal and proves that the bracelet is made of pure copper. Suggest you take it off when you are swimming, taking a shower, or sweating for a long time, avoid the bracelet becoming green due to prolonged exposure to seawater, sweat, or salt water. If it turns green, please don't worry, Tips: Our Copper Bracelets were coated. The best way to check if a copper bracelet is made of pure copper is to cut the bracelet and check inside is copper color. Warning!! Do not use this product if you have a pacemaker, defibrillator, insulin pump, or any other implantable electronic medical device, or if you are pregnant.

[Satisfactory Service] Try MagEnergy's women's copper jewelry with zero risks. We promise to provide you with 100% satisfaction guarantee. If our product falls short of your expectations or if you need extra links, please feel free to contact us at any time. [Perfect Gift] This bracelet comes packaged in a jewelry box with instructions. This copper bracelet is suitable for wearing on most occasions, so you can give it to your friends and family. [Easy To Adjust]This copper link bracelet length: 21cm/8.3inch; width:0.9cm/0.35inch; weight: 40g. Offer Free size adjusting tool and insturction video, allows you adjust size easy at home. [Ultra Magnet] Magnetic bracelet embedded with 10pcs rare earth magnets of 3500 gauss, which fit close to the wrist for maximum health effects. [Premium Copper] Made of 99.9% solid copper,not brass, not alloy, not stainless steel. 100% Hypoallergenic, Lead & Nickel Free.Copper bracelets are a great way to replenish the body's essential copper elements and can also have a refreshing effect on the mind.