Tech Swiss TSMET205 Watch Band Expansion Metal Stretch Gold Plated Thin line fits 16mm to 20mm Watch Band Stretch Metal Gold-Tone - Expansion Watch Band to Fit Mens Watches Expansion Watch Band can Update a Watch or Replace a Damaged Band without Spending alot of Money Replacement Strap Fits Most Cases with Straight Spring Ends 16mm- 20m Case Openings Length of Band: 6" Length Thickness of Band: 2.8mm