The Oslo Hat is worked from the bottom up in stockinette stitch. The first part of the hat is worked on a 40 cm [16 inches] circular needle, while the top of the hat is worked either on double-pointed needles or on a circular needle using the Magic Loop technique.

Sizes: baby (child) junior small (junior large) adult S (adult M) adult L

Measurements: Fits head circumference 47-48 (49-50) 51-52 (53-54) 55-56 (57-59) 60-63 cm [18½-19 (19¼-19¾) 20-20½ (20¾-21¼) 21¾-22 (22½-23¼) 23½-24¾ inches]

Gauge: 23 sts x 32 rows = 10 x 10 cm [4 x 4 inches] in stockinette stitch on 3 mm [US2½] needles

Needles: Circular needles: 3 mm [US2½] / 40 cm [16 inches]; Double-pointed needles: 3 mm [US2½]

Materials: Suggestion 1: 50 (50) 50 (50) 50 (100) 100 g Sunday by Sandnes Yarn (50 g = 235 m [257 yds])  held together with  Brushed Lace by Mohair by Canard (25 g= 210 m [232 yds]) 

Suggestion 2: Sunday by Sandnes Garn (50 g = 235 m [257 yds]) (knitted with two strands held together)