
Now make the pieces that you are working with longer and looser: run them through your hands and pull them gently bit by bit in the lengthwise direction, but so that the pieces still remain intact.
Carry out the following actions twice: pull the loosened piece into two in the middle, in the lengthwise direction along with the hairs; then place the two pieces on top of each other and divide them into two again. Keep the hands about 20 cm apart.