Phildar yarn, Perle 5 quality, 12 (12-13) balls. Steel crochet hook US size 4 (1.75 mm) or size for gauge.
5 snap fasteners.

Gauge: 4 motifs = 4.25” wide and 3 motifs (12 rows) = 3.75”

Advanced
Schematics included. Charts for armhole decreases, neck decreases, armhole decreases, sleeve increases, pattern stitch, and descriptions of special stitches such as crossed dc, shells, and puff stitches.

Pattern #23 on page 58-60 of Magic Crochet.