A Dual-Heart Design Metallic Watch Band Compatible With All Apple Watch Strap Models Of Size 38mm/40mm/41mm/42mm/44mm/45mm/46mm/49mm, Suitable For The Entire Series Of Ultra/Se//S10/S9/8/7/6/5/4/3/2/1, Unisex, All-Season Use, With A Flexible Buckle Design For Adjustable Length Of The Apple Watch Band.