AdultHat height 8” (20cm)Circumference 21” (53cm) to 23” (59cm)Requirements1 ½ oz / 45gUK Aran, USA Worsted (4), AU 10ply40cm/16” circular USA 5, UK 3.75mm40cm/16” circular USA 6, UK 4mmSet of 4 double pointed USA 6, UK 4mmStitch marker to show where round starts, I used a piece of knotted threadGauge/Tension - Using above yarn and 6/4mm needles over st st, 10sts x 14 rnds to 2"(5cm)