GAFAS OAKLEY BOTTLE CAP POLISHED ROOTBEER OAKLEY BOTTLE CAP Frame / Montura : Polished Rootbee / Nácar Lens / Lentes : Bronze / Bronce. An open-edge design of lightweight O Matter frame material, BOTTLECAP offers an unobstructed field of downward view. Patented XYZ Optics maintains razor sharp clarity, even with lens curvature that opens peripheral vision. Offering a comfortable fit on all facial sizes, BOTTLECAP is especially well suited for small to medium-size faces, due to contouring that eliminates the wide corners of conventional frames. This durable optical instrument also provides 100% UV filtering and impact protection that meets all ANSI Z87.1 standards. Its sculpturally integrated hinges are engineered with dual cam action and finished with true metal icons.