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]) or 50 (50) 50 (50) 100 (100) 100 Arwetta by Filcolana (50 g = 210 m [230 yds]) held together with 25 (25) 25 (25-50) 50 (50) 50 g Tilia by Filcolana (25 g= 210 m [232 yds]) or Brushed Lace by Mohair by Canard (25 g= 210 m [232 yds]) or Silk Mohair by Isager Yarn (25 g = 212 m [232 yds]) or Tynn Silk Mohair by Sandnes Garn (25 g= 210 m [232 yds])

Suggestion 2: 100 (100) 100 (150) 150 (150) 150 g Double Sunday by Sandnes Garn (50 g = 108 m [118 yds]) (knitted with one strand) or Arwetta by Filcolana (50 g = 210 m [230 yds]) (knitted with two strands held together) or Sunday by Sandnes Garn (50 g = 235 m [257 yds]) (knitted with two strands held together)

Suggestion 3: 50 (50) 50-100 (100) 100 (100) 100 g Bouclé by Isager Yarn (50 g = 175 m [191 yds]) (knitted with one strand)

Difficulty: ★ ★ (2 out of 5)

See the classification of difficulty here.

The blue Oslo Hat is knitted in Double Sunday by Sandnes Garn in the color Night sky [5591].

Den brown Oslo Hat is knitted in Sunday by Sandnes Garn in the color Eikenøtt [3161] held together with Brushed Lace by Mohair by Canard in the color Bark [3003].

The white Oslo Hat is knitted in Bouclé by Isager in the color E0.