Compatible with Galaxy Watch3 41mm, Galaxy Watch Active 2, Galaxy Watch Active, Galaxy Watch 42mm and Gear Sport models. The Serafil® Prime Collection is made of premium alligator embossed calf leather handcrafted in Italy. The straos ub this collection come with a 100% anti allergic lining and secured with the well-known Greman stitching thread Serafil® to guarantee a perfect hold over time.