This hat is for bulky machines and is ok for mid-gauge machines that cam match gauge and knit #4 yarn comfortably. Ears have wire support and a lining flap to protect the head. Wire inserts give them shape. The patterns is sold only as part of a Hats With Character Bundle which includes books 1 & 2. The total bundle includes 16 hat patterns. Please read the details for the Hats with Character books 1 & 2 to understand what you will receive in the bundle.