Extra Long Watch Band Genuine Leather Calfskin Light Brown 18 millimeters Tech Swiss 18mm wide buffalo grain light brown watch strap Length: 4" on the buckle side including the buckle 5 1/4" on the other side Pair of stainless steel spring bars included 5mm thick. Less padding closer to the buckle for comfort and flexibility Heavy duty stainless steel buckle Hypoallergenic nubuck lining