From the Knit Rowan website:
Knit this mens striped vest designed exclusively for Knitrowan by Martin Storey. Using the wonderful combination of Purelife Revive (silk, cotton and viscose) and Wool Cotton (wool and cotton), this v neck top has an all over stripe sequence pattern with stripes of different widths.

This design is available to purchase for $7 (£4) as a single pattern from our pattern store.

Finished dimensions:
49: 51.5: 55: 58.5: 60: 63.5: 66 cm
19½: 20½: 21½: 23: 23½: 25: 26 inches

Yarn information:
Purelife Revive
A - Basalt 462
3, 4, 4, 4, 4, 5, 5 skeins
411, 548, 548, 548, 548, 685, 685 yards

F - Marble 466
1, 1, 1, 1, 1, 1, 2 skeins
137, 137, 137, 137, 137, 137, 274 yards

Wool Cotton
B - Rich 911
1, 1, 1, 1, 1, 2, 2 skeins
123, 123, 123, 123, 123, 246, 246 yards

C - Elf 946
1, 1, 1, 1, 1, 1, 1 skein
123, 123, 123, 123, 123, 123, 123 yards

D - Sage 986
1, 1, 1, 1, 1, 2, 2 skeins
123, 123, 123, 123, 123, 246, 246 yards

E - French Navy 909
1, 1, 2, 2, 2, 2, 2 skeins
123, 123, 246, 246, 246, 246, 246 yards