The Viper Pro 8.0 Sidezip + is an 8 inch uniform boot for men and women with a YKK sidezip for easy access with the added benefit of Anti-StaticDurable leather upper with hardwearing breathable mesh panelsAnti-StaticPadded collar and tongue for comfortAnkle pads for added protectionScanner safe hardwareYKK sidezip for easy accessFast wicking lining for moisture management & comfortTested and certified to European standard EN ISO 20347:2012 O1 FO SRA