Designed for use with the 3M Ultimate FX Full Facepiece Reusable Respirators (sold separately)
Easy to fit over lens
Measures 12.7 inches overall width x 6.4 inches overall height
Protects the lens of the facepiece
Replacement part to use with 3M Ultimate FX Full Facepiece Reusable Respirators FF-401, FF-402, and FF-403 (sold separately)