To condition new mask lenses and recondition older ones, apply mask scrub as directed and then apply 500psi mask defog just before you dive.
Defog: Cleans your mask each time you use it. Wet or dry application.
Scrub: Cleans mold release and other residue from new mask.
Also, gently removes residue build-up in older masks.
Everything you need to prep a new mask.
Everything you need to recondition an older mask.