Cressi Air Black MaskAir Black Mask The Airs advanced hydrodynamic profile is a byproduct of Cressis Dual Integrated Frame Technology System patent, integrating the silicone skirt to the lens frame. This results in a reduced overall thickness and an increased field of vision. The Big Eyes inclined glass system is prolonged by soft curved lines above the cheekbones, improving lower and lateral visibility that are practically unlimited. Weight: only 125 g. This masks EVO