There is provided an impact diffusing apparatus for diffusing force on an object being impacted, the apparatus having a body intersected by a plane having a first side and a second side opposite the first side. The body has a first collapsible structure on the first side of the plane and a second collapsible structure on the second side of the plane, each collapsible structure having an interior surface and an exterior surface. The interior surfaces of the collapsible structures are shaped to define an interior cavity. The apparatus has air passages communicating between the interior cavity of the collapsible surfaces and an external environment, as well as a mounting structure for mounting the body to the object.