IST M88 BlueTech 2-Lens Scuba Diving Snorkeling Mask with Soft Silicone Skirt Camouflage frame and skirt break up the mask outline underwater to help conceal divers from prey Tempered, scratch resistant glass lenses for maximum clarity and safety Hypoallergenic silicone skirt resists pressure at depth, remains comfortable on a wide range of facial profiles Bendable buckles attach to the skirt, will not interfere with fitting Mask can be folded flat for compact packing, ideal for travel or use in a tech redundancy kit