1.elastic yarn 2.rubber is malysia rubber, 3. we can do 90#/75d/2, 63#/75d/2,110/75d/2 ... for socks 4.best quanlity

rubber covered yarn:

63# rubber bare covered 200dX2 polyester

75# rubber bare covered 150dX2 polyester

90# rubber bare covered 75dX2 polyester

100# rubber bare covered 75dX2 polyester

good quanlity, latex from malaysia, raw white and colors for socks

90#/100 rubber yarn