Mares X-Vision Ultra Liquidskin MaskX Vision Ultra Liquidskin Mask The X Vision Ultra diving mask is made of bi silicone with a large field of vision. 8 attractive colours, 2 mirrored versions, winner of the reddot design award. Excellent mask for exciting scuba diving. The X Vision Ultra dive mask has a new bi silicone facial geometry to fit more face types. The profile in contact with the face has been optimised, ensuring a better seal. The nasal area has small ribs, already present