Watch Strap Material: Made of genuine leather (crazy-horse leather) with clean edge stitching and come with polished stainless steel golden buckle.Band Length: 11.5 cm long side and 6.5 cm short side strap (not counting the length of buckle). Designed to fit wrist around 14 cm to 19 cm. but watch dial also impacts fit. If you are not sure whether the strap length is appropriate. contact us and we will give you a suggestion.Compatible: Designed to apply to most traditional watches and smart watches which lug width is standard 14mm.Use and maintenance: Please avoid soaking your leather strap in the water repeatedly and it is not recommended to wear it to shower or swim.Measurement: Use a ruler measure the interior distance between the two lugs on the watch case before order. Please feel free to contact us if you have any questions or concerns. we will reply you within 24 hours.