Is it an earwarmer or a neck chill chaser? It was meant to be a hat for outdoors people who may be hiking, hunting, or foraging in the woods. The yarn is a cotton chenille sample yarn from an Italian mill, approx 50 gm.
The Size is approx 18 to 19 in in circumference
The pattern is a free one offered at the following link or Ravelry. It is called Butterfly Hat.
This item can be altered for the knitting machine users, but keep in mind the butterflies will be on the purl side facing the operator, otherwise it would be very labour intensive.