... , oxidation resistance, and corrosion resistance. Other Brand:Wood plate, cannot bear heavy body, no damp-proof, bad mothproof, and bad ... easily.Approved by authoritative laboratory. Other Brand:Light bulbHeat cannot be absorbed by human body, no authoritative approval.Bulb ... massage therapy. Other Brand:Has no this accessory, legs cannot get enough massage. 12. Why lay down?Totally lay down ...