It is aimed to provide a technology capable of suppressing the lift of a lid portion relative to a main body portion. A protector 20 includes a main body portion 22 shaped along an extending direction of a member to be protected and a lid portion 40 capable of surrounding the member to be protected by virtue of first hinge 38 together with the main body portion 22. Further, the protector 20 includes a pressing piece 46 including a second hinge 48 having one end connected to an outward facing surface of the lid portion 40 and a projecting piece 50 connected to the other end of the second hinge 48, the lid portion 40 and the projecting piece 50 being biased in opening directions by their respective hinges 38 and 48, a lock recieving portion 30 provided on the main body portion 22, and a locking portion 52 provided on the projecting piece 50 and lockable with lock recieving portion 30 and where the projecting piece 50 is held close to the outward facing surface of the lid portion 40., due to the geometrical design of the lid portion and the projection pieces in cooperation with the biased hinges.
