SEAT FOR VEHICLE

A seat for a vehicle is provided which is capable of minimizing excessive depression in a region of a sheet-shaped elastic material corresponding to an occupant's buttocks while reducing components in a seat cushion employing a sheet-shaped elastic material. The seat cushion of the vehicle seat includes: a cushion pad; a left side frame; a right side frame; a front frame disposed between a front portion of the right side frame and a front portion of the left side frame; a rear frame disposed between a rear portion of the right side frame and a rear portion of the left side frame; and a sheet-shaped elastic material disposed between the front frame and the rear frame to support the cushion pad from below. The sheet-shaped elastic material includes a rigid reinforcement portion to minimize an amount of stretch of the sheet-shaped elastic material in a front-rear direction.