Abstract: It is to provide a pneumatic safety tire capable of continuing safe running even if an internal tire pressure drops to an atmospheric pressure and easily producing the tire, in which a side reinforcing rubber layer having substantially a crescent form at a section in a widthwise direction is mainly arranged on the sidewall portion and at least one annular depression convexly protruding inward in the radial direction and continuously extending in the circumferential direction is arranged on the belt.