two ply yarn
2 ply yarn

A less precise method is to allow the single to ply against itself: the resulting two ply yarn is about half the number of twists per inch of the single.

Knitted in any 1 or 2 ply yarn Very easy to knit and an ideal present for relatives & friends.

This 2 ply yarn is recommended to be knitted as a 3 ply to allow the hair to develop and it can be knitted either as single or two fold.