Crocheted Gauge: 5 shells = 2 inches; 10 rows = 3 inches
Blocked Gauge: 7 shells = 3 inches; 10 rows = 4 inches

Note: A swatch should be crocheted and blocked before starting shell, to make sure that your blocked gauge agrees with the blocked gauge given at the beginning of these instructions.

Size 12 = 7 balls
Size 14 = 8 balls
Size 16 = 9 balls