Pattern also includes instructions to knit this open-front cardigan as a sleeveless waistcoat vest (separate Ravelry entry here).

Sizes (by UK dress size):
10 - to fit bust 32”/81cm; actual size 33.5”/85cm
12 - to fit bust 34”/86cm; actual size 35.5”/90cm
14 - to fit bust 36”/91cm; actual size 37.5”/95cm
16 - to fit bust 38”/97cm; actual size 39.75”/101cm
18 - to fit bust 40”/102cm; actual size 41.75”/106cm
20 - to fit bust 42”/107cm; actual size 43.75”/111cm

Yarn Requirements: DK weight, 25g balls
8 (9, 10, 10, 11, 12) balls

Sirdar: http://www.sirdar.co.uk/designs/womens/jackets/9495