The WX Kingpin is built with a clean, traditional style, and a lightweight performance frame that’s ready for any activity you throw at it. Equipped with spring hinges for an optimized fit, you can be sure your sunglasses will stay securely right where you need them. The Kingpin’s nose bridge and streamlined temples are rubberized to prevent slip and ensure all-day comfort whether you’re traversing the winding rugged trails of the backcountry or navigating the swells of offshore waters.