FREE SHIPPING
Free Shipping! On Orders Over $50 Details.
But fear not - there is plenty to explore...
Shop all Outdoor Research Shop sale Outdoor ResearchMEMBERSHIP
Earn up to 10% back in rewards. Learn more. Join Free.
EASY RETURNS
Take up to a full year to return your item! See our Return Policy.
LOWEST PRICE GUARANTEE
Find a better price? We’ll beat it by 5%. See our Price Match Policy.
The Outdoor Research Essential Filter 3-Pack is a set of disposable inserts designed to fit into your OR Face Mask. These filters block out 95% of viruses, bacteria, and particles, helping you to stay safe and protect others when you're out in public.
Polypropylene
Compatible with the Outdoor Research Face Masks
Disposable – The filters are designed to be disposable, replace based on your amount of use and judgment. If you live in a hot climate or wear a mask 8+ hours a day to work, you may want to replace your filter more frequently. Average wear should give you approximately 5-7 days.
Filter – Filters greater than 95% of viruses, bacteria, and particles in accordance with ASTM test standards. Reduces the risk of contaminant transmission by utilizing very high filtration efficiency when used in conjunction with a mask.
Includes 3 Mask Filters
Breathable & Non-Irritating