Simplicity 7872; ©1977; Teen-Boys' Pants and Bag (Including a Lesson Chart..."Fitting Pants Patterns"): Top-stitched pants with fly front zipper have side and back pockets, back yoke, waistband and carriers. The bag has cord drawstring slipped thr metal eyelets and fastened with belt and clip connector. Young Junior/Teen girl pattern is Simplicity 7867.