Introducing the Butterfly Deployment Buckle Automatic Double Stainless Steel Strap Button For Watch Band 16mm 20mm 22mm 24mm! This stylish watchband is made of high quality stainless steel and features a beautiful butterfly buckle. The sleek and modern design is perfect for anyone who wants to add a touch of class to their watch collection. The easy to use butterfly buckle makes it easy to adjust and fits most watches with up to a 16mm case diameter. The sleek and modern design is perfect for anyone who wants to add a touch of class to their watch collection.