This Unique Magnetic Bracelets design of Non Corrosive Materials with two options to choose from: Titanium or Stainless Steel (select when ordering). Magnetic Bracelets made with any of this two materials will incorporates Four Important Properties: Magnetic Field, Germanium, Negative Ions, Infrared. Bracelets with Special Sizing is available call us 800-686-5232, Size: Man's - 8", Ladies - 7"