This smart face mask tells you when to wash it

Name: This smart face mask tells you when to wash it
Uploaded: 2021-02-19T17:57:00Z
Duration: 1 min 19 s
Description: The BreathTech-S³ mask is sustainable and includes biodegradable and recyclable components

The BreathTech-S³ mask is sustainable and includes biodegradable and recyclable components