http://crochet247.com/tag/ocean-kiss-autumn-ruana/ Description http://wendykeithdesigns.co.uk/sheepskin-wrist-warmers-i47.html :
Single use, disposable, non-fluid resistant respirator mask protecting against airborne pathogens. Good breathability with design that does not collapse against the mouth (e.g. duckbill or cup‐shaped). Without valve. Respirator mask fits all face shapes, without inspiration/expiration air-leakage. Color: white. Non-sterile. Made from non-woven fabric. Mask comes with clear indication on applicable standard and instructions for use.
Technical specifications and listed minimum standards:
Good particle filtration (minimum 94% or 95%). Air permeability: > 2 mm H2O. Approved to standards N95 or FFP2.