Materials required are about 3 ounces pink, 3 ounces white worsted weight acrylic yarn, size F crochet hook for ages 4-5 (chest 21, 22 inches), size G hook for ages 6-7 (chest 23, 24 inches).

Gauge F hook: 2 vertical shells measure 1.75 inches.
Gauge G hook: 2 vertical shells measure 2 inches.