The Octavia - Pro Mask Mask Size:L: 16 x 21cm Zero valve which results in

Zero valve which results in limited ventilation so not advised for high-intensity activities such as running

Ideal for people at risk of respiratory diseases

The Baron PRO boasts exclusive long-lasting filter technology designed by the British Ministry of Defence

Lightweight and breathable

and rubber

The Octavia - Pro Mask Mask Size:L: 16 x 21cm Zero valve which results inThe Octavia PRO mask boasts exclusive long lasting filter technology designed by the British Ministry of Defence. Filtering out nearly 100% of all harmful air pollutants and viruses. Lightweight and breathable, this certified face respirator has a snug fit for maximum protection. Unique Lab tested British Military Filtration Technology filters almost 100% of pollution, gases, allergens, smog, and pollen Lightweight, breathable material Filters 99. 6%