... reduction card as unique goods from the far infrared powder,magnetic powder,hemoglobin powder,anion exchange resine,,diethyl carbonate,fat and ... of nits resonance absorption heat the release of far infrared and microwave absoorbing function,can strongly penetrate ... BS-1/BS-3Product NameCigarette harm reduction cardMaterialmagnetic powder,hemoglobin powder etc.Card size8.3*5.0cmPcs/Carton200setsCarton ...