Tech Swiss TSMET339 Ladies Watch Band Expansion Metal Stretch Two Tone fits 12-15mm Ladies Watch Band Stretch Metal Silver-Tone / Gold-Tone Spring-Ends- Expansion Watch Band to Fit Mens Watches Band Offers Links with Matte Finish- Band Can Be Sized Replacement Strap Fits Most Cases with Straight 12mm-15mm Case Openings Expansion Watch Band can Update a Watch or Replace a Band without Spending alot of Money Band Length: 5.75" - Thickness: 4.25"