A magnetic sealing closure, comprising: a. a first flexible strip, with a plurality of cavities adapted to incorporate a plurality of magnetic elements; b. a second flexible strip, with a plurality of cavities adapted to incorporate a plurality of magnetic elements; wherein said sealing closure comprises membranes connectable to said first strip, and a second membrane connectable to said second strip, such that said plurality of magnetic elements of said second strip are embedded within said plurality of cavities between said second strip and said second membrane; when said first and second strips and are brought together from the side of said first and second membranes, magnetic elements of said first and said second strips magnetically attract each other, such that a sealing is provided.