On Page 3 of the various leaflets, and illustrated on the front cover.

A different yarn is recommended for this pattern in each booklet.

Materials
150 grams of Fiesta 4 ply or Pingouin Carousel 4 ply in main colour (pink shown) and,
50 grams contrast colour (white shown)
3 buttons.
Shirring elastic may be required.

On page 123 of Your Family, June 1985.