FIT SIZE: 38mm 40mm S/M and 42mm 44mm Small Size fits 5.5"-7.5" (140mm-190mm) wrist.38mm 40mm M/L and 42mm 44mm M/L Size fits 5.9"-8.4" (150mm-215mm) wrist.Compatible with Apple watch Series 4 & Series 3 & Series 2 & Series1.
Top Leather Apple watch Strap: 100% genuine calf leather.skin-friendly, comfortable touch feeling on your wrist.And the interior lining is also made of calf leather.
Adapters: The adapter is sturdy enough for daily abrasion, we updated a more advanced and durable version, super easy to install and you don,t need to worry about the adapters fall apart easily.
One Year Warranty. We are happy to send out a replacement band if your band has any quality issues, please kindly let us know.