Boston One Step Liquid Enzymatic Cleaner is a simple and convenient way to effectively remove protein deposits weekly from gas permeable (GP) contact lenses to help maintain contact lens wearing comfort.

Convenient liquid works right in your lens case as you disinfect your lenses so it's easy to use and saves time. Most practitioners recommend using an enzymatic cleaner at least once a week.

Key Features & Benefits

  • Removes Deposits right in your lens case as you disinfect.
  • 12-week supply
  • ComfortHold dispenser is easy to use
  • Clear, odorless formula.


  1. After daily cleaning (with Boston Cleaner or Boston ADVANCE Cleaner) and rinsing, place lenses in lens case and fill to top with fresh Boston Conditioning Solution or Boston ADVANCE Comfort Formula Conditioning Solution. It is important that the lens case is completely filled with fresh solution to ensure proper dilution of the Boston One Step Liquid Enzymatic Cleaner and reduce any chance of irritation.

  2. Detach one container from the strip by pulling tab toward you from top to bottom. To open, twist the tab off the single-use container. Squeeze container to release 2 drops of Boston One Step Liquid Enzymatic Cleaner into each lens well. Soak lenses for at least four (4) hours (or overnight) before wearing to ensure proper cleaning and disinfecting. Always use fresh solution for soaking and storing lenses. Discard container immediately after use.

  3. After removing lenses from the lens case, rub and rinse lenses for approximately five (5) seconds with any Boston Conditioning Solution to ensure that the enzymatic cleaner is thoroughly rinsed off the lenses. DO NOT USE TAP WATER FOR THIS FINAL RINSE.

  4. Apply fresh conditioning solution to wet the lenses for additional cushioning, if desired, and insert.

  5. Discard solution from the lens case and immediately and thoroughly clean interior of lens case with a sterile disinfecting solution and air dry after each use.


Learn More


Boston One Step Liquid Enzymatic Cleaner : Additional information


Boston Brand Coupons