Description:Tpye: Black Magnetic BraceletMaterial: 316L Stainless SteelColor: BlackLength: About  21.5cm/8.46"Width: About 1.2cm/0.47"Weight: About 53gSuitable: For frequent access to computers、 mobile phones and other radiation people Package Includes:1 x Bracelet Notice:1.Due to the difference between different monitors、 the picture may not reflect the actual color of the item. Please consider this before the purchase.2.Please allow slight deviation for the measurement data.