The 3M™ Semi-Permanent Lens Protector FF-400-17 features a perimeter adhesive around its entire edge that seals firmly to the lens and removes cleanly. It also includes a lens cover with Scotchgard™ Protector for easier cleaning. The 3M™ Semi-Permanent Lens Protector lasts longer than standard tear-always. For temporary use.
 
3M™ Semi-Permanent Lens Protector FF-400-17 utilizes 3M™ Scotchgard™ Paint and Stain Protector to help liquids bead up on the surface of the lens so they can easily be wiped away. Replacement part can extend respiratory equipment service life.