Simplicity 9316 ©1971 The lined short vest V1 and 2 or long vest v3 with front yoke sections have top-stitching and optional button trim. The top-stitched gaucho pants v1 have back zipper and button trimmed yoke. The top-stitched hip-hugger pants v2 and 3 with leg seam interest have back zipper and optional purchased belt.