1950's Simplicity 2253 Vintage Sewing Pattern Girls' Two-Piece Pajama and Nightshirt: V. 1 nightshirt features top-stitched center front band; convertible button-down collar; long set-in sleeves gathered to buttoned wristbands; patch pockets; rounded openings at lower edges of side seams. V. 2 and 3 pajamas have pants with side opening. Tops have set-in sleeves; convertible collar; patch pockets. V. 2 features long sleeves gathered to wristbands; contrast piping trim. V. 3 has short sleeves.