Inventors design high-tech helmets for COVID protection
Claim that the helmets provide stronger defence than mask
The helmet is called PAPR (powered air purifying respirator)
BioVYZR Air Purifying Shield from VZYR Technologies covers til the chest area
The shield has a battery-powered fan and filter respirator system
Purifies the inhaled air and lets out the old air
Battery capacity is about 12 hours, claims the manufacturer
Texas-based Valhalla Medical Design Company also manufactures similar helmet
Its NE-1 helmet is similar to a motorcycle helmet
In addition to the air filtering system, there exists a microphone and speaker
With Bluetooth, one can make phone calls and listen to music
Utah-based Hall Labs has sold over 3,000 PAPR helmets so far
The price range of these helmets starts from $149
