Cressi Adult Small Inner Volume Scuba Diving mask made in the revolutionary Crystal silicone | Eyes Evolution Crystal: made in Italy Skirt in new Cressi Crystal Silicone Special structure of the skirt has differentiated rigidity Completely flexible, virtually indestructible buckle system Instantly adjustable buckles that are joined to the headband with an indestructible elastic element Downward visibility is increased by 25% compared to the Matrix