Snorkeling Set DRY Snorkel Scuba Dive PURGE Mask w/ COLOR CORRECTION Lenses Gear - SCS0030VPromate Pro Slender Purge Color Correction Mask MK285V Promate Cobra 100% Dry Whistle Snorkel SK680: *Color Correction Purge Mask w Tinted Lenses: Underwater color correction lenses available in Red (bring up lost red color at depth great for warm water diving) or Yellow (for increased light, higher contrast and better separation, especially in low visibility) lenses. Mirror Coated Lenses (hides your eyes and reduces glare while diving.) Ideal for