You will also need a set of Size US 3 (3.25 mm) double pointed needles for the straps and ties.

You will also need stitch holders and stitch markers.

Finished measurements)
Chest circumference (closed): 32( 35.75, 39.75, 43.75, 47.75, 51.5, 55.5, 59.5, 63.75)“ 81( 91, 101, 111, 121, 131, 141, 151, 162) cm
Finished length (w/o) straps: 15(15.75, 16.25, 17.25, 18, 18.5, 18.75, 19.75, 20)” 38( 40, 41.5, 43.5, 45.5, 47, 47.5, 50, 50.5) cm
Finished length (with straps): 18.5( 19.75, 20.75, 22.25, 23.5, 24.75, 25.5, 26.75, 27.25)“ 47( 50, 53, 56.5, 60, 63, 64.5, 68, 69.5) cm

Yarn used:
Rowan Cotton Revive
Shade 004 Sienna - 2(3, 3, 3, 3, 4, 4, 5, 5) balls