Specification for Type II R maskAll masks must be Latex Free and non-sterileAll masks must be Type II R, High Filtration, with 3 layersMust have a tie-on fasteningMust have an anti-fog bandMust be fluid and splash resistantAll Masks must comply with EN14683. Key details of this Standard are as follows:EU Standard Class Bacterial Filtration Efficiency Standard Resistance (Pa/cm2) Splash Resistance (mmHg)Type IIR 98% 120