You will need 3 snap/press fasteners and stitch holders.

Finished measurements:
Chest circumference: 13(16, 18, 19.25, 20, 21)“ 33( 41, 46, 49, 51, 53) cm
Finished length: 13.5( 13.75, 14, 15, 15.75, 16.5)” 34( 35, 36, 38, 40, 42) cm
Sleeve length: .75( .75, .75, 1.25, 1.5, 1.25)“ 2(2, 2, 3, 3, 3) cm

Yarn used:
Sirdar Snuggly 3 Ply
Shade 526 Buttercup - 2(2, 2, 2, 2, 3) balls