Genuine leather watch bands are made of Italian calfskin. which is flexible. waterproof. durable and comfortable to wear.Polished solid stainless steel buckle. nickel free and safe to the sensitive skin. Quick release spring bar design allows you to easily swap strap in seconds.Multi Colors and widths for choice Band Color: Brown. Black. Red Band Width: 12mm to 22mm Band Length: 170mm. precision cut holes for personalized adjustment Band Thickness: 4.2mm.The watchband for men and ladies can be applied to most smart watches. automatic watch. quartz watch brand. Please measure your watch lug width before ordering.Package Included: 1 x Leather watch strap 1 x Spring bar tool 2 x Spring bars 1 x Cleaning cloth. If you have any problem with our replacement watch band. feel free to contact us for help.