Protective device for attaching to a shoe

A protective device to fit onto a shoe, the shoe including a shoe sole and a toecap, the protective device comprising:

• a protective sole element attachable to the shoe sole and having a sole shape adapted to a first shape of the shoe sole;
• and
• a protective cap element attachable to the toecap and having a cap shape adapted to a second shape of the toecap;
• wherein the protective sole element and the protective cap element are connected via a joint, the joint rotatably connecting a first front area of the protective sole element and a second front area of the protective cap element;
• wherein the protective device is movable via the joint from a folded-out position into a folded-in position;
• wherein the protective device comprises a torsional spring element, the torsional spring element being biased in the folded-out position;
• wherein the joint comprises the torsional spring element;
• and
• wherein the protective cap element is releasably attached to an outer surface of the toecap.