100% Italian leather : the watch strap is made of genuine premium cowhide The leather color will become lighter when the watch band is bent or twisted. It is these characteristics of oil wax leather that give it a feeling of vintage and vicissitudes. The color difference slight, discoloration, and dark marks are normal antique effects and are the main reasons for its popularity, Some products may be somewhat stiff to use for the first time, and will become more and more soft after a few uses. Fit Size: Compatible with Apple Watch 42mm 44mm45mm49mm ALL Models, including: Series 11/10,9，8 /7 /6 /5 / 4 /3 / 2 / 1 / Sport / Edition / Ultra3 / Ultra2, Fit for 6.32"-8.27"(160mm-210mm) wrist. STYLISH DESIGN: watch band adopts fashionable leather style, exquisite craftsmanship with Anodized black stainless steel watch buckle and seamless classic stitching make your Apple watch looks elegant and distinguished. Easy INSTALLATION:the adapter is processed through special craft.easy to install or remove,and it is very sturdy,not fall apart Our micro-spring loaded adapters features durability and reliability, it’s convenient to install. You only need to slide the spring loaded lugs into your watch slot. All installation only takes several seconds. Warranty & Services:Includes a 18 months warranty for a refund or replacement because of quality-related issues,and lifelong free service. 1 x