To provide a long adhesive film which is suitable for use as a surface protection film or mask when a predetermined part of a long film is processed. A long adhesive film according to the present invention comprises a long resin film and an adhesive layer that is provided on one surface of the resin film, and has through holes which are arranged at certain intervals in the longitudinal direction and/or in the width direction and penetrate the resin film and the adhesive layer integrally.
