The hat is made on two straight needles, so even a beginning knitter, who is not familiar with circular needles, can make it! But if you prefer knitting on circular needles, simply ignore the first and last stitches of every row as they are for the seams. :)

Sizes: 0-6 months, 18-24 months, child/adult

Finished Measurements:

Circumference: 12” (16”, 19”) relaxed
Height: 5.5” (7”, 8”)

Yarn used: #4 medium worsted/aran (10 ply)
Gauge: 6 sts per 1” in stockinette stitch