① For the wearer, itching and needle pricking are normal phenomena, as this product releases a large amount of far-infrared negative ions and bioelectricity when exposed to water or sweat, which acts on the body.
② For individual buyers who do not generate heat when wearing it: it should be worn close to the body. If you wear it through clothing or pants, it will not generate heat; For buyers with dry skin, it is necessary to wet the heating surface before wearing this product, which will provide a good experience.
③ Washing method for protective gear: Gently scrub with clean water, wash within 5 minutes, and then air dry in a well ventilated area.