Shapely Shell in Luscious Bamboo

Materials:
Pattern is written for multiple sizes and gauges; would be beautiful in pima cotton, or cotton/ bamboo blend!
Sample uses Berroco “Bonsai” 77 yds / 71m; 97% bamboo / 3% nylon. 4 (5, 5, 6) 6 skeins main color # 4110 and 2 (3, 3, 3) 4 skeins contrast color # 4101.
Size 6 US / 4mm Needles, 16” circular in same size for armhole and neck edge. (Or any size to obtain desired gauge)
Ring markers, Tapestry needle, stitch holders or waste yarn.
Pattern is written for multiple sizes and gauges would be beautiful in pima cotton, or cotton/ bamboo blend!
Yardage is approx 350 (400, 400, 450) 450 yds Main color;
150 (220, 220, 220) 300 yds Contrast color

Gauge:
(In stockinette stitch)
At a gauge of 4½ sts per inch; finished chest circumference will be: 38 (40, 44,48) 52”
At a gauge of 5 sts per inch; finished chest circumference will be: 36 (38, 41, 44) 49”
At a gauge of 6 sts per inch; finished chest circumference will be: 30 (32, 34, 37) 40”
Length: 19½ (20½, 21½, 23) 25½ “.