You will need the following needles in both sizes US 2.5 (3 mm) and US 3 (3.25 mm):

• Circular needle no longer than 16” (40 cm)
• Circular needle no longer than 24( 24, 32, 32, 40, 40, 48, 48, 48)“ 60( 60, 80, 80, 100, 100, 120, 120, 120) cm
• set of 4 double pointed needles

Finished measurements:
Chest circumference: 35.5( 39.25, 44.25, 48.25, 52.5, 56, 60, 64, 68)“ 90( 100, 112.5, 122.5, 132.5, 142.5, 152.5, 162.5, 172.5) cm
Finished length: 20.75( 21.75, 22.5, 23.25, 24, 24.75, 25.25, 26, 26.5)” 53( 55, 57, 59, 61, 63, 64, 66, 47) cm
Sleeve seam: 17.25( 17.75, 17.75, 18, 18, 18, 18, 18, 18)“ 44( 45, 45, 46, 46, 46, 46, 46, 46) cm

Yarn used:
Rowan Cotton trio
Shade 117 Tiger - 8(9, 9, 10, 11, 12, 13, 14, 15) balls