Terms Used:

• fpdc: perform a dc st around the front post of a st on the previous row
• st: stitch
• sl st: slip stitch
• dc: double crochet
• ch: chain
• hdc: half double crochet

Things you need:

• 75 (100, 125, 200) yards of yarn. I used Knit Picks Brava.
• 4.25mm crochet hook (or hook for gauge)

Gauge: Working hat body repeat rows in the round, Gauge is 3.5 stitches (horizontally) by 1.5 stitches per inch (vertically).

There is a free video tutorial linked in the pattern. You can also view it here.