Maxisafe CleanAIR UniMask & AerGO RFU837-CA (Each)UniMask: Light universal face shield providing the highest comfort and safety The highest level of breathing protection with enhanced inner airflow regulation and a visor with excellent optical and mechanical features make this universal light face shield a true leader of its class. UniMask is light (just 380 g) and offers excellent users comfort the inner airflow regulation allows the user to set direction and intensity of the air to be delivered to