About 500-PSI Instructor Mask Defog 12 fl oz (355 ml)

500 PSI Mask Defog is without question the Clearest, Longest Acting and Most Effective Defog on the market. One-Application Works for at least three dives in one day. Cleans your Mask each time you use it. Wet or Dry Application, has the Consistency of Extra-Thick Toothpaste, and when applied to the lens typically lasts all day long. Large 12 fl oz (355 ml) makes it great for Instructors or Dive Masters when students forget to bring their own.

One reason why the 500-PSI Instructor Mask Defog 12 fl oz (355 ml) is popular is because of its Improves Diving Experience.

500-PSI Instructor Mask Defog 12 fl oz (355 ml) Features

  • De-Fogs Sports Lenses
  • Great for Snorkel or Dive Masks
  • Also Useful for Glasses and Goggles
  • Clearest Longest Acting Defogger
  • One Application/Three Dives
  • Cleans Lens Each Time
  • Wet or Dry Application
  • Applicator: Spray
  • Content: 12 fl oz (355 ml)
  • Great Size for Instructor/Dive Masters

500-PSI Instructor Mask Defog 12 fl oz (355 ml) Specifications

Purpose
De-Fog Lenses
Size
12 Fl Oz (355 Ml)
Biodegradable
Yes
Removes
Condensation And Debris
Applicator
Spray
Weight [with packaging]
1 lb

Instructor Mask Defog 12 fl oz (355 ml) Customer Reviews

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500-PSI Instructor Mask Defog 12 oz.
 
5.0

(based on 4 reviews)

Ratings Distribution

  • 5 Stars

     

    (4)

  • 4 Stars

     

    (0)

  • 3 Stars

     

    (0)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Pros

  • Improves diving experience (4)

Cons

    Best Uses

    • All diving applications (3)
      • Reviewer Profile:
      • Advanced (3)
      • Was this a gift?:
      • No (4)

    Reviewed by 4 customers

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    5.0

    The best defog ever...

    By Rick

    from Wakefield, Massachusetts

    About Me Advanced

    See all my reviews

    Verified Buyer

    Pros

    • Easy To Use
    • Functional
    • Improves Diving Experience

    Cons

      Best Uses

      • All Diving Applications

      Comments about 500-PSI Instructor Mask Defog 12 oz.:

      The absolute best defog I have found, works better than any others I have tried...

      • Was this a gift?:
      • No

      Comment on this review

       
      5.0

      works no problem

      By deepdiver

      from knoxville tn

      About Me Advanced

      Verified Buyer

      Pros

      • Improves Diving Experience

      Cons

        Best Uses

        • All Diving Applications
        • Cold Water
        • Professional
        • Recreation
        • Warm Water

        Comments about 500-PSI Instructor Mask Defog 12 oz.:

        works have no problems, now. a fine product , i got the big container so others could use ,everyone seems to run out of defog.

        • Was this a gift?:
        • No

        Comment on this review

         
        5.0

        I've been trying to get this for years

        By yankeenica

        from northern virginia

        About Me Professional

        Verified Buyer

        Pros

        • Improves Diving Experience

        Cons

          Best Uses

            Comments about 500-PSI Instructor Mask Defog 12 oz.:

            I've tried many different mask defogs. This is by far the best. Works with wet masks as well.

            • Was this a gift?:
            • No

            Comment on this review

             
            5.0

            Best DeFog

            By Dive_Buddy

            from Oceanside, CA

            About Me Advanced

            Verified Buyer

            Pros

            • Cleans the Mask
            • Easy on your Eyes
            • Easy To Use
            • Functional
            • Improves Diving Experience
            • Lightweight

            Cons

              Best Uses

              • All Diving Applications
              • Cold Water
              • Professional
              • Recreation
              • Warm Water

              Comments about 500-PSI Instructor Mask Defog 12 oz.:

              This defog cleans the mask every time you use it. It is never harsh on your eyes.

              • Was this a gift?:
              • No

              Comment on this review

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              Shopper  Why Did You Choose This?
              FRANK D  Best mask cleaner hands down. Now I have a lifetime supply
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