A pressure roller for pressing a surface of a tire member made from an unvulcanized rubber member for shaping the tire member, having a support shaft, and a plurality of elastically deformable roller pieces supported by the support shaft and arranged in the axial direction of the support shaft, each roller piece having a pressing surface for contacting the surface of the tire member, and each roller piece is independently rotatably supported by the support shaft; characterised in that: each of the roller pieces comprises an inner ring portion on the support shaft side, an outer ring portion on the side in contact with the tire member, and a connecting portion connecting elastically between the inner ring portion and the outer ring portion, wherein the outer ring portion has a structure comprising at least two layers of a first outer ring portion and a second outer ring portion disposed on the outside in the roller's radial direction of the first outer ring portion, and the elastic modulus of the second outer ring portion is smaller than the elastic modulus of the first outer ring portion and wherein the connecting portion has the following structure A) or B): A) the connecting portion is spiral-shaped and extends spirally between the inner ring portion and the outer ring portion to connect elastically between them, B) the connecting portion has an inside part extending continuously along the outer peripheral surface of the inner ring portion and interrupted without making one turn around the outer peripheral surface, an outside part extending continuously along the inner peripheral surface of the outer ring portion and interrupted without making one turn around the inner peripheral surface, and a connecting part connecting between the outside part and the inside part, the interrupted part of the inside part is formed so as to at least partially overlap with the interrupted part of the outside part on the inside thereof in the radial direction of the roller, and the connecting part extends between one end in the circumferential direction of the inside part and one end in the circumferential direction of the outside part, while inclining with respect to the radial direction of the roller. each of the roller pieces comprises an inner ring portion on the support shaft side, an outer ring portion on the side in contact with the tire member, and a connecting portion connecting elastically between the inner ring portion and the outer ring portion, wherein the outer ring portion has a structure comprising at least two layers of a first outer ring portion and a second outer ring portion disposed on the outside in the roller's radial direction of the first outer ring portion, and the elastic modulus of the second outer ring portion is smaller than the elastic modulus of the first outer ring portion and wherein the connecting portion has the following structure A) or B): A) the connecting portion is spiral-shaped and extends spirally between the inner ring portion and the outer ring portion to connect elastically between them, B) the connecting portion has an inside part extending continuously along the outer peripheral surface of the inner ring portion and interrupted without making one turn around the outer peripheral surface, an outside part extending continuously along the inner peripheral surface of the outer ring portion and interrupted without making one turn around the inner peripheral surface, and a connecting part connecting between the outside part and the inside part, A) the connecting portion is spiral-shaped and extends spirally between the inner ring portion and the outer ring portion to connect elastically between them, B) the connecting portion has the interrupted part of the inside part is formed so as to at least partially overlap with the interrupted part of the outside part on the inside thereof in the radial direction of the roller, and the connecting part extends between one end in the circumferential direction of the inside part and