Disposable, anti-pathogen, anti-contamination barrier membrane structure characterized with drape, and adapted to be interposed the sole of the foot and a walking surface including (a) gossamer-thin, flexible, pathogen-blocking, sheet-like barrier material having an adhesion face, placeable, adhesively and removably, with light pressure, onto, and fully covering, from a perimetral point of view, the sole of a person's foot, and (b) low-tack, re-positionable adhesive structure resident on the adhesion face.