Front flexible band provided of an interchangeable foam. Provided of a top band intended to wrap around the head, which is able to determine a comfortable height adjustment. Adjustment to head-circumference by means of an elastic head-band. Provided of a 1mm thick polycarbonate visor which is designed to revolve of 90°. Fit to be worn over ophthalmic spectacles and respiratory protective devices. Provided of an interchangeable chin protection