Zenn Pure Magnetic Copper Celctic Knots Cuff Bracelet Unisex Dia.6.8 Inch Wt.35Gm 2 Pcs 3000 Gauss Neodymium Magnets Open-end style adjust to fit most wrist HandCrafted 99.87% Cooper 0.10% Nickel 0.03%Zinc. Made in India - Packed in Canada. Price for Pc Made in India Made out of Copper Item Size(Inches): LxWxH 2.8"x2.3"x0.5" Item Size(Cm): LxWxH 7x5.8x1.2cm For Centuries Copper is used for holistic healing for balancing energies and improving health. Belived that copper bracelets can benefit your well-being in a variety of other ways too like: Increasing Blood Circulation Promoting Relaxation and Better Sleep. Medical-Grade Copper Suitable for Prolonged Skin Contact. The Bracelets can Oxidize & get Darken over the period and usage due to exposure to moisture and skin oils. This can be Cleaned either by rubbing copper polish or using mix of Citrus juice and baking Soda at home thoroughly rinse and dry the Bracelet.