FEATURES of the Maui Jim Spartan Reef Polarized Sunglasses Perfect for: Whether on the water or on land, Spartan Reef delivers superior optics Design: This sleek frame comfortably wraps the face to provide optimal protection against the sun’s harmful rays Shape: Modified, rectangular frame complements a range of facial shapes Material: Nylon frame with rubber temples, lightweight and tough with superior fit and comfort Finishing Treatment: Gloss or Matte finish Hinge: Anti-corrosive spring that provides flexibility offering a secure, comfortable fit for various face shapes and sizes Bridge: Saddle style, fixed bridge with embedded nose pads for added comfort.