Universal Fit: Leather Band is designed for Apple Watch Ultra, Ultra 2,Ultra 3 49mm, Series 11 10 9 8 7 6 5 4 3, SE, for iWatch 49mm, 46mm, 45mm, 44mm, 42mm(Series 3). Adjustable size fits 5.8”- 8.5” (165mm - 215mm) wrist. Premium Top Grain Leather:Our Apple Watch ultra band is made from 100% natural cowhide that is incredibly soft and breathable. This high-quality material ensures excellent color retention and is odor-free, providing a consistently pleasant wearing experience. Match Made for Ultra：Masterfully crafted with 3D sculpted connectors with polished beveled edges,this apple watch band perfectly complements the sleek contours of the Apple Watch Ultra, The exceptional fusion of matte and polished textures adds a modern flair to your wrist style.