Cressi Sub Cressi Nano Crystal Diving Mask Clear,Blue ADS360020

Designed to minimize volume and weight, the Cressi Nano Crystal is an advanced diving mask that is ideal for those who enjoy being underwater with the highest possible degree of freedom. Harpooners, depth swimmers and apnea practitioners alike will be able to perform to their own limits thanks to the Nano Crystal's ample 122º horizontal, 107º vertical cone of visibility.The secret behind this amazing level of vision is a silicone-built, fully transparent low-thickness skirt, reducing its weight to barely 125 grams, and sporting a monohull design, the Nano Crystal has a reduced lens/face distance that prevents the feared suction effect and provides greater sealing and watertightness.The Nano Crystal's anatomical design is complemented by swiveling buckles anchored in the mask to generate a stable, light fit. The texture of the Nano Crystal´s silicone straps also allows easy, fluid adjustments even when wearing gloves. Mask for scuba diving and advanced freediving,designed to offer an extremely hydrodynamic and compact shape to help divers cut through the water and aid movements in small spaces.The internal volume is minimal and does not require intentional equalizing. The swiveling buckles feature micrometric regulation. Angled tempered glass lenses. Anatomical strap.