The Marea & Gamma is perfect solutions for average snorkelers and scuba divers. The Marea is made in 100% silicone to assure comfort and perfect seal. It is a multi-use mask suitable both for use on the surface and in depth thanks to the small inner volume and to the soft nose pocket for compensate the air pressure. The Gamma features a wave guide that minimizes water entry while swimming. Additionally featured is a flexible tube section and silicone flex attaching the tube to the mouthpiece. The mouthpiece is made of comfortable crystal clear silicone and is replaceable. A large exhaust valve insures effortless water clearing.