Buckle: Silver polished stainless steel buckle Strap Material: Genuine leather with refined texture emboss Band Width (Size): 18mm, only compatible with the watch which lug width is standard 18mm Band Length: 75mm and 125mm (please refer the figure 5 for details). Thickness: 1.8mm-3mm Package Included: 1* leather watch strap + 4* spring bars +1* replacement tool