Panoramic vision with a clearer view upwards and great brightness; Its specific design considerably reduces the interior volume: 127 cm3 against 137 cm3 for the Maxlux; The compact design of the skirt matches the mask to all face shapes, including slim faces; Mask's weight is reduced, its perfect seal and its robustness increased; Great comfort thanks to the micrometric adjustment buckles mounted on the hypoallergenic silicone skirt; Mask without rim, the skirt is molded on the glass