Summarize this article in one sentence.
Cast on 152 sts on 3 (2 or 3 US) needles (50-50-52). Join; do not twist the sts. Work 3.8cm/1 1/2 inches in rounds of K 2, P 2 rib. Knit the pattern as follows:   1st round: Knit  2nd round: Knit  3rd round: Knit  4th round: Purl  5th round: Knit  6th round: Purl  7th round: Knit  8th round: Purl. Repeat 13 times more, making a total of 14 patterns. Work in 3.8cm/1 1/2 inches in K 2, P 2 rib.  The cowl is completed! Try it on for size.

Summary:
Use the 2.25mm (1 US) needles first. Change to the 3mm (2 or 3 US) needles. These 8 rounds form the pattern. Change back to the 2.25mm (1 US) needles. Cast off loosely in rib. Darn the ends in neatly.