copper anti bacteria nylon  filaments for socks specially

nylon/polyester based on:

a) staple fiber, 3D*38mm, etc.
b) TOPS(sliver), 3D*76mm, 20g/meter.

c) filaments 70D, 100D, 150D, etc.

d) composite yarn.

Could anti bacteria permanently, could keep AAA grade anti bacteria and odour removal after 50 times washing.