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The Cambridge PRO mask boasts exclusive long-lasting filter technology designed by the British Ministry of Defence
The Dorothy PRO mask boasts exclusive long-lasting filter technology designed by the British Ministry of Defence
The Burt Non-Valve boasts exclusive long-lasting filter technology designed by the British Ministry of Defence
The Plath PRO mask boasts exclusive long-lasting filter technology designed by the British Ministry of Defence
Official Cambridge Mask Co UK and WORLDWIDE STORE ONLY
The Burt NON VALVE Mask Size:M: 15 x 19.5cm The Cambridge PRO mask boastsThe Burt Non Valve boasts exclusive long lasting filter technology designed by the British Ministry of Defence. Filtering out nearly 100% of all harmful air pollutants and viruses. Filters air pollution, gases, allergens, smog, and pollen Lightweight, breathable material Filters 99. 6% of all viruses and 99. 7% of bacteria Filters PM10, PM2. 5, PM0. 3 Lasts up to 340 hours of active use (3 6 months) Ideal for air travel, grocery shopping, and crowded
