The Pentax Urban 6 Prescription Safety Glasses is a metal Safety Glasses with spring hinges. Available in black and bronze, these Pentax Safety Glasses come with removable side shields and are prescription available. The Urban 6 Prescription Safety Glasses also feature adjustable silicone nose pads for a secure fit. In addition, the Pentax Safety Glasses meet the ANSI Z87.1, as well as EN 166 industry standards. For more options check out our Pentax Safety Glasses collection.