A cuff (100) for blood pressure measurement attached so as to encircle a measurement site (B) and characterized by having: a flexible curler (109) bent such that in the natural state the curler (109) runs along the measurement site (B) an airbag (111) that surrounds the inside and the outside of the curler (109) and contains the curler (109) therewithin an inner fabric (105) attached to the outer surface of the airbag (111) on the measurement site side (B) and outer fabric (101A 101B) attached to the outside surface of the airbag (111) on the opposite side to the measurement site (B).