1. Cast On: Using your circular needles, cast on exactly 84 stitches. Place marker for beginning of round, and join to work in the round.
2. Brim (Ribbing): Work in [K1, P1] ribbing for a couple inches.
3. Body: Knit in stockinette stitch (or the stitch pattern of your swatch) until your desired hat height.
4. Crown Decreases: Repeat [K2, K2tog] around for the first decrease round. Knit one plain round. Repeat [K1, K2tog] around for the second decrease round. Knit one plain round. Then repeat [K2tog] around until a total of ~8-18 stitches remain on your needles.
5. Finishing: Cut yarn leaving a 6-8 inch tail. Thread through remaining live stitches with the tapestry needle, pull tight to secure, weave in all ends, and gently wash and lay flat to dry!