The box says the Zephyr uses "99% BFE Tested N95 Grade Filters"—BFE is Bacterial Filtration Efficiency.
The Razer Zephyr Wearable Air Purifier
The Razer Zephyr Wearable Air Purifier
The Razer Zephyr Wearable Air Purifier
The box says the Zephyr uses "99% BFE Tested N95 Grade Filters"—BFE is Bacterial Filtration Efficiency.