Cressi Nano Crystal Masks Colours:BLACK and a protective shield on

and a protective shield on the bearing race that seals out sand

The Cabua has a straight edged spade-like bib

Very high abrasion resistance

especially in those areas known to be sharky

Cressi Nano Crystal Masks Colours:BLACK and a protective shield onThis mask has a particular tapered structure patented: IDF INTEGRATED DUAL FRAME TECHNOLOGY SYSTEM. NANO enjoys of technical advantages that Cressi has been incorporating in recent seasons in various models. IDF INTEGRATED DUAL FRAME TECHNOLOGY SYSTEM The glass face distance has been reduced. Inclined glass. The buckles anchored in the frame for optimum mask stability. This type of anchorage also improves the stability of the mask.