Abstract: The present disclosure relates to a protective device (10, 110) for the protection of a user. The protective device (10) comprises a mesh structure (11, 111) comprising a first mesh portion (18, 118) and a second mesh portion (19, 119) and a plurality of tie elements (5), wherein said first mesh portion (18, 118) and said second mesh portion (19, 119) are opposite one another and are connected one another by the plurality of tie elements (5); wherein the first mesh portion, the second mesh portion and the tie elements define one or more inner housings of the mesh structure (11, 111). The protective device (10, 110) includes a casing body (40, 42, 43) disposed in one or more of said inner housings, wherein said casing body is configured to assume a deflated condition and an inflated condition in the one or more inner housings of the mesh structure (11, 111).