The PRO mask uses a unique triple filter system.. The first layer of the filter system catches larger pollution particles such as dust and PM10. It’s then backed up by the Three-Ply Micro Particulate which stops nearly 100% of smaller particulate matter such as PM2.5 and PM0.3.
11/18/2020 · Cambridge Masks™ filter more than 99% of all bacteria, viruses and air pollutants. With exclusive military grade filter technology, this mask will provide sustainable protection for.
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CAMBRIDGE MASK CO PREORDER . is now closed! We are no longer accepting preorders on this site. All existing confirmed pre-orders are underway and will be dispatched and delivered as planned.
