<b>About Binlun Upgrade Design Version Strap: </b><br> 1.5mm high-grade thick nylonThe 1.5mm thick nylon is used to make the strap stronger and better protect your watch.<br> <b>About Size: Please measure the watch lug end width in millimeters and confirm your wrist size before purchasing.<br> There are thick nylon watch band with different widths 18mm 20mm 22mm 24mm for choose.Thickness: 1.5mm(0.06inches),Total length:280mm(11.02inches), Adjustable length: 16-24.5mm（6.29-0.96inches).<br> <b>About Color Selection:</b><br> Black, Blue, Green, Red, Orange,<br> Grey Edge, Orange Edge, Green Edge, Blue Edge, Red Edge,<br> Black&Grey, Black&Green, Black&Orange, Black&Blue, Black&Yellow, Black&Pink,Black& Red,Blue&Grey, Blue&Grey&Red, Blue&White&Orange <b>About Different Styles:</b><br> Our nylon strap is inexpensive, you can buy different colors of nylon watch band, which can gives different and totally new look of your watch,<br> to make your watch shift from casual style to formal style easily.it’s suitable for wearing around seasons. <b>How to wear our Strap</b><br> Step 1. Pull the long end of your strap through the gap between the spring bars and watch case.<br> Step 2. Slide the long end of the strap through the two loops on the short end.<br> Step 3. Pull the long end and short end of strap to opposite direction.<br> Step 4. Choose the right hole to secure the buckle according to your wrist. <br> Slip the tail end of your watch's strap through both of the loops/keepers near the buckle.