Pneumatic tire

A pneumatic tire, comprising:

• a tread portion extending in a tire circumferential direction and having an annular shape;
• a pair of sidewall portions respectively disposed on both sides of the tread portion;
• and
• a pair of bead portions each disposed on an inner side of the pair of the sidewall portions in a tire radial direction;
• the pneumatic tire further comprising:
• a carcass layer mounted between the pair of bead portions;
• a plurality of belt layers disposed on an outer circumference side of the carcass layer in the tread portion;
• and
• a sound absorptive member installed on an inner surface of the tread portion with a sheet material interposed between the sound absorptive member and the inner surface of the tread portion,
• at least a pair of first fixed regions being provided, in which the sheet material is fixed with respect to one of the inner surface of the tread portion or a surface of the sound absorptive member in a portion of the sheet material in a tire width direction,
• a non-fixed region being provided between the pair of the first fixed regions, in which the sheet material is not fixed with respect to one of the inner surface of the tread portion or the surface of the sound absorptive member,
• a second fixed region being provided in at least a portion of the non-fixed region, in which the sheet material is to be fixed with respect to the an other of the inner surface of the tread portion or the surface of the sound absorptive member,
• a closed space separated from a tire cavity being formed by the inner surface of the tread portion and the non-fixed region of the sheet material or the surface of the sound absorptive member and the non-fixed region of the sheet material in a meridian cross-section, and
• a repair liquid introducing portion being provided, the repair liquid introducing portion connecting the closed space and the tire cavity in a portion of the sheet material.