it is disclosed an anti - noise panel comprising a front shell and a rear shell that are coupled together within which rubber elements of specifically designed shape and size are incorporated . said panel can be advantageously obtained by using also recycled , injected thermoplastic material , that allows the resulting panel to be conveniently used when the wind causes strong impact , for example , along railway lines where the compression waves generated by trains traveling at high speed over time tend to disassemble the riveted aluminum / steel sound barriers currently in use .