Commodore 20mm PVD Black Stainless Steel Shark Mesh Watch Band Strap Width: 20mm - Length: 170mm - Thickness: 4mm Buckle: Adjustable PVD Black Stainless Steel Deployment Clasp Premium stainless steel construction for lasting durability even in the most extreme conditions Stunning PVD Black Finish Available in: 18mm, 20mm, 22mm and 24mm size widths