Pattern also includes instructions to knit this as a long-sleeved pullover (separate Ravelry entry here).

Sizes: By UK dress size
10 - chest 32” (81cm)
12 - chest 34” (86cm)
14 - chest 36” (91cm)
16 - chest 38” (97cm)
18 - chest 40” (102cm)
20 - chest 42” (107cm)

Yarn requirements: DK weight, 50g balls
4 (4, 4, 5, 5, 5) balls

Also suitable for other Sirdar DK yarns. Amounts may vary.