SEWING LEVEL: Advanced beginner.
SIZING: 12 to 28, in three cup sizes (C/D, E/F, G/H). See Sizing Guide.
RECOMMENDED FABRIC: Light to midweight knit fabric such as jersey or ITY, with at least 50% crosswise stretch.
NOTIONS: Ballpoint or stretch needle, thread, 6 inches (15 cm) of clear 1/4 inch (6mm) elastic (optional).