Stay razor sharp with the devilishly daring Dirk from Spy Optics. ; Grilamid frames are shatter-resistant, comfortable, and ready to take on the world in any climate condition. ; Eight-base curvature offer a performance-enhancing wrap. ; Spy Optic metal details on side temples. ; Built-in hinge system for a smooth, uncomplicated look. ; ARC lenses are used to provide high quality, optically correct, and distortion-free vision. ARC lenses are decentered, eliminating distortion and allowing true clarity. ; Offers 100% UV protection. Measurements: ; Eye Size: 64 mm ; Bridge: 16 mm ; Temple Size: 125 mm ; Weight: 1.3 oz ; This product may have a manufacturer's warranty. Please visit the manufacturer's website or contact us at for full manufacturer warranty details.