Simplicity 4889; ca. 1963; Slenderette - Misses' and Women's One-Piece Dress with Detachable Collar: Easy fitting dress has V-shaped neckline at front, which is high and round at back, set-in sleeves, and concealed front zipper closing. Both view have top-stitch detail. Belt is self-fabric or purchased. V. 1 has 3/4 length sleeves and contrasting detachable collar. V. 2 has short sleeves and features four top-stitched front flaps.