Casual or formal,  'Coastal X2 Jet Black'   crushes every occasion. These polarized sunglasses nail the all-black, goes-with-anything aesthetic — and totally overdeliver on performance. 'X2' means you’re getting our premium Pure Blend™  Lens, a more durable frame, and a metal core for an enhanced fit. Gender:   Unisex Frame: Gloss Black Lens Color: Polarized Pure Blend ™ Smoke UV Rating:   100% UV Protection Fit / Size:   Medium - Large Vibe:   Lifestyle In the Box:   Microfiber Pouch & Sticker Pack Frame Measurements : 51mm x 14mm x 145mm