The invention relates to a protective device for induction cooktops, such that placing said protective device between the induction cooktop and the cooking elements creates a significant barrier that prevents said cooktop from becoming damaged or dirty; said device consists of a sheet of special paper (6) the same shape as the cooking surface to be covered and the ends thereof have two attachment areas (4) consisting of a special adhesive that can easily be stuck and unstuck without leaving any traces of glue.