... . OEM, ODM Serive 4. Approved SGS, ISO9001 Tourmaline magnetic 100% Silk QuiltFunction:1) Activate cells, Promote metabolism, Anti-free radical, ... anti-aging2) Improve Sleep, care skin3) Anti-mite and anti-bacterial4) Soft, Comfortable.5) Absorbing humidity, Airy,Cool ... in summer and warm in winterSuggestion Caution:Can not be washed in Water ...