From Butterick:
The seasonless look of the trim casual assures versatility. You'll love the smart decorative bodice detail that's repeated in the curves of the pockets. Skirt is slim, has deep center pleat. (A) Sleeveless. (B) Below-elbow sleeves.
Recommended Fabrics: Linen, Piqué, Cotton Broadcloth, Rayon Flannel, Chambray, Gingham, Denim, Lightweight Wools.
Sizes: 12-14-16-18-20