-   Size:M,L,XL,XXL- Medium: 27" to 31" inch - Large: 31" to 34" inch - X-Large: 35" to 40" - XXL:39" to 44" . 

-    Adjustable Magnetic Tourmaline Self Heating Therapy Waist Brace Back Lumbar Support Belt

-    Function: back pain relief

 -   High Quality Material: Imported OK cloth, breathable, anti moisture, anti sweat;High quality Self Heating magnets, keep waist warm.
 -   Built-in 9 magnets: direct to protect and effect on the waist.
 -   Features: 1.Elastic fiber with 4 steel plates to support back, correct the posture.

-    Brace design conforms with ergonomics ease pressure on back to protect spine

-    Self heating stone could help to promote blood circulation, relieve muscle fatigue, enhance metabolism, ease pain, thermogenic, etc
-     Ergonomic Design: With memory support steel plate,ergonomic design and not easy to deformation,

-     Extended fever cloth, with 80% heating surface.
-     Functions: Improve body metabolism and immune function, conducive to the recovery and balance of body function.