Harnesses for supporting a person working at height are disclosed. They comprise a back (12), leg loops (10), two forward connection arrangements (27) and a flexible load-bearing member (28) that extends between the connection arrangements (27), the forward connection arrangements serving to transferring load from the back and the leg loops to the load-bearing member. Each forward connection arrangement comprises: a body (30) that is permanently connected to the harness and retention components (32) that can be removably and rigidly connected to the body to removably secure the flexible load-bearing member to the body.