Ski goggles Relax Eternity * certification: EN 174: 2001 * sun filter category: 2 * Soft Vision - the multi-rounded surface of the lenses is the most frequently used optical element consisting of two spherical surfaces. * DURAMAX - the material used in the production of lenses is made of impact-resistant polycarbonate specially developed for protection against rough damage. It is up to 20% lighter than regular plastic lenses and extremely safe. * ERGO FOAM - thermally shaped foam in the nose area on the inside of the glasses adapts perfectly to the shape of the nose. The glasses adhere better to the face without pressing or otherwise reducing the comfort of wearing the glasses. * AIR FOG - a unique ventilation system effectively combines active and passive elements of ventilation * ICE VISION - optical clarity of the lens, the highest quality eliminating image distortion and thus transmitting the image in the highest possible quality * FLEX FIT - the glasses stand out for their extremely low weight and maximum flexibility * ANTI SLIP - anti-slip silicone print on the inside of the strap prevents shifting and keeps the glasses firmly on the helmet * mirror visor, the view through it is clear * fabric cover included in the package * design is laid out differently for each piece * snowboard goggles