From the Oat Couture website:

This darling, easy to knit sacque has a garter stitch yoke and feature one-piece construction - you begin at the bottom back, shape at the neck, and continue down each front to bind-off. The sleeves are picked up at the armhole edge. Worked in basketweave st..

Materials, Pink Sacque: 400 yds. double knitting weight yarn
Knitting needles sizes 4 & 8 (US)
4 buttons
1 stitch holder