Cressi Nano Mask Colour:Black / Clear with internal ribs that stiffen

with internal ribs that stiffen the parts of the mask that are most stressed

and allows for a better fit

The raked dual tempered lenses

The thickness of the mask frame has been reduced to such an extent that it is practically invisible when the mask is being worn

Adjustable heat output

Cressi Nano Mask Colour:Black / Clear with internal ribs that stiffenThe Nano Dark Mask is designed for advanced freediving and spearfishing, equipped with an extremely hydrodynamic shape with a compact shape smooth curves back from the lenses to the skirt to reduce the water resistance when moving through the water. The mask straps are constructed of a rubber silicone and use a split style design. This is aimed to disperse the pressure of the strap for better comfort. The micrometric adjustable buckles are swivelling,