Choob - A thick and insulating sideways-constructed hat, made out of knitted tubes using the Addi Express Professional (22 pin) knitting machine. A small amount of hand knitting is done to create the ribbing trims using circular needles.

Tools
Addi Express Professional (22 pin), 4.5mm (US7) circular needle of 80cm (32”) or longer and 1 spare needle (circular or straight) of same size for a 3-Needle Bind Off. 1 stitch marker, row counter (if necessary), scissors, measuring tape and a yarn needle.

Yarn Type
DK or Worsted weight yarns work best here.
Example yarn: Malabrigo Rios - 100% Merino, 210yds, 100g

Yarn Quantity
2 x 100g (approx 220yds each) skeins.

Notions
4 x 0.75” (20mm) buttons

Sizing
One size - customized to fit.

Gauge
Gauge in Stockinette stitch on the Addi is 15 sts by 22 rows over 4” (10cm) square (unblocked).

Useful Technique Video Tutorials
Picking up and knitting: https://youtu.be/f6PKAwja6Dc
Mattress stitch seaming: http://youtu.be/nOhYoQV29e4