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.
500 PSI Mask Scrub is specially formulated to clean new and old mask lenses prior to defogging. 500 PSI Mask Scrub gently removes mold release from manufacturing processes found on new masks that can prevent defogging solutions to not work properly. Removal of the mold release assures that your mask defogger will work properly.
Periodically use Mask Scrub to remove residue buildup on older masks for a crystal clear lenses. Easy to use just apply a small amount to the dry interior lens surface and rub in firmly using your fingers, then just rinse in fresh water to clean. 500PSI Mask Scrub comes in a convenient 1 fl. oz. (30 ml) applicator.
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