Well, I think it's easy. Look at these images. I cut out the crotch of a pantyhose, cut off one leg of another (you may use a stocking as well), then simply sewed it to the hole. With hand. It took only a few minutes.


  Lakás 001.jpg (Size: 118.3 KB / Downloads: 275)
  Lakás 003.jpg (Size: 122.24 KB / Downloads: 231)
  Lakás 004.jpg (Size: 110.25 KB / Downloads: 303)
  Lakás 006.jpg (Size: 96.15 KB / Downloads: 251)