Magnetic fiber

The utility model discloses a magnetic fiber. The magnetic fiber is characterized by comprising a cotton fiber layer, wherein magnetic fiber layers are arranged on the upper and lower surfaces of the cotton fiber layer; particles are evenly arranged in the magnetic fiber layers; a far infrared layer wraps the outer layer of the upper-layer magnetic fiber; an antistatic layer wraps the inner layer of the lower-layer magnetic fiber; and the breaking strength of the magnetic fiber is greater than or equal to 3.3cN/dtex, the elongation at break is 20-35%, and the boiling water shrinkage is smaller than or equal to 8.0%. The magnetic fiber has the advantages that magnetic line of force can penetrate through acupuncture points to promote blood circulation and accelerate metabolism due to the arranged magnetic fiber layers and the permanent magnet particles evenly arranged inside the magnetic fiber layers with the advantages of being free of poison or taste, and not causing skin irritation; the far infrared layer ca