Yarn:
shown in Flow yarn by GGH, color Orange (06)

Designed to fit head circumferences:
20½”-22”/52-56cm (Baby/toddler to adults S),
pom 4½”/11.5cm in diameter
22½”-24”/57-61cm (Adults M to XL), pom
5”/12.5cm in diameter

Gauge:
4”/10cm = 11 stitches and 16 rows in pattern, larger needle

You’ll also need:
measuring tape, pom maker, stitch marker, yarn needle, scissors