The latest edition to the Swans range. Valkyrie is available with 3 lens options Non Mirrored, Mirrored and Mirrored+MIT. FINA approved low profile comp goggle with curved lenses for increased performance and enhanced wide view to help ensure you can focus on your swim. Swans new MIT (Mirror Insert Technology) technology sandwiches the mirror between two polycarbonate layers preventing any scratching of the mirror coating, and with no increase to thickness of the lens. Our MIT and PAF technologies give significantly improved the durability.