el safety vest used by policeman, soldier, fireman, etc. as security indication. It is no heat, low power, no harmful rays, etc. EL safety vestEL safety vest has ... for warning. It is of no heat, low power and safety, no X-rays, no ultroviolet light as an environmental green ... /polybag,50pcs/CTN/58X38X41CM,NW/GW:11.5/12.5KGS el safety vest