Polar Sunglasses 755 COL.76 Black Grey Polarized Smoke Mirror Persol Sunglasses 0649 24 86 Dark Polaroid Sunglasses PLD 2161 Persol Sunglasses 0649 24 86 Dark Havana Light Blue Gradient 54mm are technically innovative as well is impressively stylish with the Victorflex system that gives the bridge maximum flexibility with metal inserted into the acetate as seen on the bridge of these awesome Persol shades as well as the classic silver arrow on the temple as well as the Gucci logo on the temples 76 Black Grey Polarized are a modern aviator style crafted from lightweight metal The Polar logo is engraved in the temples for brand authenticity