TIRE

A tire comprises a tread portion 2 provided with blocks 11 including a first block 13 provided with a plurality of sipes 15. Each sipe 15 comprises a zigzag portion in a cross section perpendicular to the sipe length direction, and a zigzag portion in a cross section parallel to the ground contacting top surface of the first block 13. Each of the sipes 15 is provided with at least one tie bar 18 protruding radially outwardly from the bottom 15d of the sipe and terminating without reaching the ground contacting top surface. The sipes 15 includes a first sipe 31 having the tie bar 18 at a first position in the tire axial direction, and a second sipe 32 having the tie bar 18 at a second position in the tire axial direction different from the first position.