A sliding-type heel pad with height adjustment for a vehicle cabin, said sliding-type heel pad comprising: a pad main body having an upper surface that varies in height, when the sliding type heel pad is placed on a floor panel inside the vehicle cabin, from the floor panel depending on a position at which a driver (C, D) touches the pad main body by heel; a sliding mechanism for moving the pad main body toward or away from a pedal disposed inside the cabin; and a stopper mechanism for restricting movement of the pad main body by the sliding mechanism , the sliding-type heel pad with height adjustment further comprising an operation part that cancels the restriction on the movement of the pad main body by the sliding mechanism , characterized in that the operation part comprises an operation lever that is oscillatably attached to the pad main body and allowed to be, via a depressible operation button disposed on the pad main body , pushed down by the driver's foot, wherein the sliding mechanism comprises first and second panel-side rails provided on opposite ends of the pad main body in a width direction and being adapted to be fixed to the floor panel , wherein the stopper mechanism comprises either plural locking pieces formed in the panel-side rail and at least one engagement hole arranged on the operation lever for engagement with one of the locking pieces , or plural groove portions arranged on the operation lever and an engagement pin arranged on the panel-side rail for engagement with one of the plural groove portions , and wherein, when the operation lever is pushed down, the engagement hole or the plural groove portions is/are disengaged from the locking pieces or the engagement pin so as to allow sliding movement of the pad main body . a pad main body having an upper surface that varies in height, when the sliding type heel pad is placed on a floor panel inside the vehicle cabin, from the floor panel depending on a position at which a driver (C, D) touches the pad main body by heel; a sliding mechanism for moving the pad main body toward or away from a pedal disposed inside the cabin; and a stopper mechanism for restricting movement of the pad main body by the sliding mechanism , the sliding-type heel pad with height adjustment further comprising an operation part that cancels the restriction on the movement of the pad main body by the sliding mechanism , characterized in that the operation part comprises an operation lever that is oscillatably attached to the pad main body and allowed to be, via a depressible operation button disposed on the pad main body , pushed down by the driver's foot, wherein the sliding mechanism comprises first and second panel-side rails provided on opposite ends of the pad main body in a width direction and being adapted to be fixed to the floor panel , wherein the stopper mechanism comprises either plural locking pieces formed in the panel-side rail and at least one engagement hole arranged on the operation lever for engagement with one of the locking pieces , or plural groove portions arranged on the operation lever and an engagement pin arranged on the panel-side rail for engagement with one of the plural groove portions , and wherein, when the operation lever is pushed down, the engagement hole or the plural groove portions is/are disengaged from the locking pieces or the engagement pin so as to allow sliding movement of the pad main body . <EOS>