Cardigans can be knit with a round neck or V neck, and with or without collar.

Sizes: To fit chest / actual measurement
Preemie: 10.25” (26cm) / 12.5” (32cm)
Preemie: 12” (31cm) / 14” (36cm)
0-3 mo: 14” (36cm) / 16.5” (42cm)
3-6 mo: 16” (41cm) / 19” (48cm)
6-12 mo: 18” (46cm) / 21.25” (54cm)
1-2 yr: 20” (51cm) / 22.75” (58cm)

Yarn Requirements: DK weight, 50g balls
Round-neck cardigan: 1 (1, 1, 2, 2, 2) balls
Round-neck cardigan with collar: 1 (1, 1, 2, 2, 3) balls
V-neck cardigan: 1 (1, 1, 2, 2, 2) balls
V-neck cardigan with collar: 1 (1, 1, 2, 2, 2) balls

Also Needed:
4 (4, 5, 5, 6, 6) buttons for round-neck cardigans
3 (3, 3, 4, 4, 4) buttons for v-neck cardigan
3 (3, 4, 4, 5, 5) buttons for v-neck cardigan with collar