Go incognito in HINDSIGHT, our oversized unisex flat top shield. With angled outer edges that create a youthful, face-slimming appearance, these sunnies are designed to produce compliments wherever you go. The Quay Australia Women's Hindsight Shield Sunglasses in Black Frame/Smoke Lens are available in regular cat 3 (strong sunlight), features a shield shape, one piece lens and rimless frame. Cat 3 Lens Bridge Width: 22 MM Lens Width: 51 MM Frame Width: 145 MM Lens Height: 51 MM