Whether snorkeling or scuba diving, this pro-quality dual lens, liquid silicone mask provides excellent vision and a comfortable fit, easily adjusted w/big button EZSQZ buckle system. The high air flow, dry top snorkel keeps water out, even while submerged, for easy continued breathing upon surfacing. Swivel snorkel keeper provides comfort and less pulling on strap and it is all easily carried in the eco-friendly bag! DESIGN & FEATURES: GUARDIAN exclusive mask, designed in USA Liquid silicone skirt for comfort and resistance to heat Tempered glass lens for maximum clarity and scratch-resistant durability Super comfortable COMFO-STRETCH fabric ski-goggle-like strap with built-in snorkel holder Submersible dry top prevents water from splashing in on the surface Eco-friendly reusable carrying bag made with material from recycled water bottles included