The Costa Nusa is a bold, slightly oversized handmade frame made from bio-acetate, with a translucent Deep Crystal Aquamarine finish and inset polarized glass lenses. The Gray Gradient 580G lenses provide Costa’s premium glass clarity, 100% polarization, and full UV protection, while the C-Wall coating helps resist scratches, water, oil, and sweat. Costa describes the gray-gradient lens as providing a cool, natural view with enhanced contrast for versatile everyday and outdoor use.

Manufacturer specs: XL / wide fit, 54 mm lens width, 19 mm bridge, 145 mm temple length, 139 mm frame width, Base 6 curve, and item number 6S2016 201604 54-19.