The pattern specifies: Sport Weight Yarn, approximately:
30 (36, 40) ounces; 850 (1,020, 1,140) grams; 2,570 (3,085, 3,430) yards; 2350 (2821, 3136) meters

Crochet hook, size F (3.75 mm) or size needed for gauge
Yarn needle
1/2” buttons: 8

Finished chest measurement: 36 (40, 44)“ / 91.5 (101.6, 112) cm

Gauge: In pattern, 11 V-stitches and 14 rows = 4”

Pattern stitches: V-Stitch, Cluster

The pattern begins on page 102.