The Opti-Fit is a full face respirator that offers the ultimate performance and affordability. This APR provides you with features that are usually reserved for more expensive respirators such as a replaceable anti-scratch lens, a nose cup to prevent fogging, and maximum comfort and durability with your choice of headgear. You can get the most out of your respiratory protection budget with the Survivair Opti-Fit Respirator. Replacement Parts and accessories are also available.