From KnitRowan.com website:

“This beautifully soft jumper, designed by Gemma Atkinson, is knitted using Rowan favourite Kid Classic. The beautifully soft yarn made from lamb’s wool and kid mohair uses a fisherman’s rib for a beautiful, cosy jumper. Using the gorgeous natural palette this jumper is perfect for any occasion and a great addition for layering up during the colder months.”

Also requires size US 7 (4.5mm) needle, no more than 20” (50cm) long for neck ribbing.

Garment is knit in Brioche Ribbing.

Finished measurements:
Back width: 20(21, 22, 23.5, 24, 25, 26.5)“ 50.5(53, 56, 59.5, 60.5, 64, 67) cm
Total length: 24.5(25.5, 27, 27, 27.5, 27.5, 28.5) 62(65, 68, 68, 70, 70,73) cm
Sleeve length to underarm: 18.5(19.5, 20.5, 21.5, 21.5, 21.5, 22)” 47(50, 52, 54, 55, 55, 56) cm

Colors Used:
Rowan Kid Classic
A. Bitter Sweet 866 - 6(7, 8, 9, 9, 10, 10) balls
B. Pumice 888 - 2(2, 3, 3, 3, 3, 3, ) balls
C. Feather 828 - 1 ball for each size.