This swim suit has a contour pouch front and a front lining. It's a fairly easy garment to sew and requires less than a yard of fabric. If you plan on making this suit in white or light-colored lycra, you should sew lining to the back as well. The pattern is made for waist sizes SMALL 28-30 inches (70-75 cm); MEDIUM 31-33 inches (77.5-82.5 cm); LARGE 34-36 inches (85-90 cm). Requires: 1 yard (91.5 cm) spandex; 1/2 yard (46 cm) swim lining; 1-1/2 yards (1.4 m) of 3/8 inch (9 mm) elastic; 1-1/2 yards (1.4 m) of 3/4 inch (18 mm) elastic; 2 yards (1.8 m) of drawcord. Please see this note regarding fabric requirements. Level: Fairly Easy