The world Changing idea that helps clean the air you breathe
FENDTM
Portable and personal airway hygiene
Proud to be named a 2021 World Changing Idea by Fast Company
Backed by world-class science, FEND represents a new form of hygiene that helps your body protect against harmful air and particles.
The FEND System
Join the FEND System & Save 25%
FEND works best when you use it regularly, like washing your hands or brushing your teeth. Our ongoing refills are designed so that you never have to worry about missing FEND.