Simplicity 9991 ©1972; Misses' Pullover Top and Hip-Hugger Bell-Bottom Pants. The top stitched pullover top has lowered round neckline and long set in sleeves. The top stitched hip hugger bell bottom pants with fly front button closing have band, side pockets with button trimmed flap detail and purchased belt slipped through self fabric carriers. The pants are made to be worn 1" below normal waistline. Pullover Top designed for Knit Fabrics only. 9 Pattern Pieces.