Protective cover adaptable to the extremities, characterized in that it comprises a tubular body (1) which in turn has: an inlet mouth (8) elastic and adjustable to the contour of the extremity on which it is mounted, a vacuum valve (2) mounted on the tubular body (1) in any part of the tubular element except in the entrance mouth and is made of a material that has the following requirements: - an elongation several hundred times in as much as one hundred. - a hardness of 40 +/- 5 shore a - a minimum pressure of 206 bar. (Machine-translation by Google Translate, not legally binding)1. Funda protectora adaptable a las extremidades, caracterizada porque comprende un cuerpo tubular (1) que a su vez cuenta con: una boca de entrada (8) elástica y ajustable al contorno de la extremidad sobre la que se monta, una válvula de vacío (2) montada sobre el cuerpo tubular (1) en cualquier parte del elemento tubular excepto en la boca de entrada y está realizada en un material que presenta los siguientes requisitos: - una elongación de varios cientos de veces en tanto por cien. - una dureza de 40 +/- 5 Shore A - una presión mínima de 206 bares.