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