Deluxe frame strength:  The SMP Series features Pepper's Tuff-Core Grilamid, which offers extreme amounts of strength by infusing Single Wall Carbon nanotubes with Grilamid to achieve an amorphous structure of superior strength, lightness and elasticity.  

Deluxe Lens Materials: The SMP Series offers superlative clarity with Pepper's Japanese Injection molded Polycarbonate lenses.  Eliminating glare from both front and behind with an Anti-Reflective (AR) coating, all wrapped with Hydrophobic and scratch resistant coatings to shed water and snow while allowing for greater ease in cleaning.  

Monel Metal frames are lightweight and strong.  Monel Metal is a high quality optical material developed for the aircraft industry.  Swiss spring hinges offer additional durability and comfort.  Photochromic Polarized lenses self adjust to the full range of light conditions.  Megol nosepads offer secure fit and resistance to slippage from lotions and sunscreens.