ArtStyle watch straps are manufactured under stringent quality control, using laser of heat sealing<br> ballistic nylon with premium solid matte-brushed stainless steel hardware. A good quality nylon strap<br> can be obviously seen heat seal at the holes and a rounded tip on the end of the strap. This style<br> straps are heavy duty with smooth edges for lasting comfort. <br><br> <b>Thickness</b><br> About 1.2mm<br><br> <b>Length</b><br> Total Length: 11 inches(about 280mm) excluding buckle<br> Available Length: Fit wrists from 6 1/4"(160mm) to 9 1/2"(245mm)<br><br> <b>Buckle Material</b><br> Heavy Duty Brushed Stainless Steel<br><br> <b>Package Included</b><br> 1*Nylon Watch Strap (Without Spring Bars) provide by ArtStyle Mall<br><br> <b>Note</b><br> The watch band covers the back of watch, will block the sensors of smart watch.