Aqua Lung Pacifica Scuba Diving MaskThe large, open styling of the Aqualung Pacific is a classic design. The high volume, single lens construction gives a wide, unobstructed field of view. The modern silicone skirt includes access to the nose pocket to aid equalization and incorporates a purge valve for quick, effortless clearing. The mask is sharing large, open styling classic design with its "sister" Atlantis mask High volume single lens masks gives an excellent field of view