The first and the only scuba diving mask in the world equipped with the exclusive Fog-Stop System that drastically reduces the fogging on the lenses. Patent pending. The Calibro is equipped with Cressi's patented Integrated Dual Frame Technology which offers exceptional eld of view and perfect sealing. Designed for an extremely hydrodynamic and compact shape and a particularly wide lens, maintaining the mask extremely close to the face. Frame integrated buckles through a robust but flexible rubber attachment allowing adjust and place the snorkel. The matte coating finish prevents reflections underwater. Perfect mask suitable for any activity: scuba, freediving, spearfishing. The Corsica is the ideal snorkel for freediving, spearfishing and scuba diving. Very light and comfortable. A large diameter snorkel tube provides unobstructed ease of breathing. Soft bendable snorkel tube to maintain proper and comfortable positioning. Specially designed and molded u-bend provides easier clearing capability. It is ultra-flexible and can be folded and stored in the BCD pocket.