Emmen is a simple hat that is worked in three 1x1 rib sections, switching the order of the knit and purl stitches in each section. The top section has strategically placed decreases that continue the 1x1 rib sequence through to the end.
Finished circumference measurements
US size 7/4.5mm, sixteen-inch circular needles and a set of 4 double-pointed needles or size to obtain gauge.
5 stitches per inch in stockinette stitch