Lucco 18MM Nylon Canvas Fabric Leather Watch Band Strap for Asus Zenwatch 2(45mm),Huawei Watch,Timex,Casio,Seiko and More Compatible with Asus Zenwatch 2(45mm),Huawei Watch,Timex, Casio, Seiko and Other 18MM width flat plug end watches High quality of stainless steel, canvas and leather. Soft and comfortable, sturdy and durable. Length: 135mm(5.3inch)-170mm(6.7inch). Width: 18mm.Includes a removable thumbnail buckle. The strap with 7 round holes to adjust the length according to your wrist. Compatible with flat plug only. Come with 2 pins to install the new band. How to measure what band do you need: please use a ruler that is scaled in "mm" (millimeters)and measure the watch where it projects out to attach the band. Measurement will be the distance between the watch projection points (ex. 18 mm).