US Divers Aqua Lung Eagle Ray Mask & Doble Dry Snorkel Set Yellow Professional U.S. Divers Aqua Lung snorkeling set includes the Eagle Ray mask and Doble Dry snorkel, both engineered for professional-grade performance. The mask features a high-tech three-window design with optic quality tempered glass for maximum ambient light and peripheral vision, paired with a double feather-edged silicone face skirt for a secure, hypo-allergenic seal. The snorkel is equipped with a slotted "Dry Top" to prevent water entry, a large bore for easy breathing, and a flexible mouthpiece for comfort. Both components utilize a Dual Purge valve system for effortless clearing, making this a reliable choice for underwater exploration. Measurements: • Box Height: 17" • Box Width: 11" • Box Depth: 3.5" #Tropical