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PM2.5 Face Masks With Breathing Valve
High-performance N95 face masks designed to filter smaller particles with a tight facial fit that minimizes air leakage
last checked Jul 15, 2026 · Unknown
CohortClass of 2026What it is
High-performance N95 face masks designed to filter smaller particles with a tight facial fit that minimizes air leakage. Achieves 95% filtration efficiency of particulate matter under standard conditions, with integrated breathing valve for enhanced comfort during extended wear.
HTTP liveness
9 probes since Jun 16Jun 16Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — unverifiedUnknown
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Pulse Indexobserved activity
9 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
567 products launched in 2026 · 100% still active
567 active0 sunset
Still active
100%
Median lifespan
4.9y