Smith Optics Sunglasses, style Pivlock V90 is an eco-friendly rectangular rimless shield frame. The Pivlock V90 features non-slip Megol nose and temple pads for maximum comfort and stability. The Smith Optics logo is featured on the temples. Interchangeable lenses manage all light conditions. Smith Optics Sunglasses have scratch/impact/moisture resistant anti-reflective TLT glass lenses that provide 100% UV protection and superb optical clarity. Size: Small-Medium