Sport sunglasses with photchromic lenses by Bertoni Italy F310. Made in TR90LX , Carbon and Nylon mesh material, stress-resistant and impact-resistant, extremely light. These characteristics are due to the chemical composition of this material unique in its kind, 70% Nylon 30% Carbon. It is 20% lighter than conventional nylons and offers greater resistance to shock and traction. It offers a greater resistance to high temperatures without deformation. Due to its flexibility and strength the TR90LX is the safest material for sportive use in optical, in fact, the resistance of the head frame of accidental collisions has demonstrated a strong structural integrity. This special material also ensures an exponential increase of the frame duration in the time. Lenses are in PC Photochromic 2,2mm. of thickness anticrash and coated by an antifog resin. Sportig people will be captivated by the characteristics of this PHOTOCROMIC which darken and lighten automatically depending on the UV light exposure. Suggested Sports: cycling, running, motorbike, ski, golf, skydiving. Bertoni provides lifetime after sale service for all Bertoni goggles and sunglasses
Frame: flexible Nylon with memory of position – Wraparound design: protects the eyes from wind, splashes and bad weather, provide enhanced peripheral vision – Lens Width 65mm ( wraparound sport windproof lens ) – Lens Height 44mm – – Size: suitable for all types of faces (narrow to large)
Photochromic lenses from light brown to smoke with antifog coating – Sunfilter category from 0 to 2, it adapts to the brightness – Full UV filter
Lenses are in impact resistant polycarbonate , easily removable in order to make easier the cleaning operations – vented lenses: prevents and reduces fogging
Grip at the tip of the arm and nosebridge: keeps the sunglasses from slipping
30 DAYS MONEY BACK GUARANTEE- All Bertoni buyers enjoy 30 Days Money Back Guarantee. Customers can return and get refunded in case the purchasing is not satisfactory for any reason. You have no risk to try.