From McCall's:
Shorts A, B have front pleats, zipper in front opening, turned up cuffs, belt carriers and purchased belt. Shorts C, D have elastic in waistline casing and side vents. Shorts E, F have zipper in front opening, side pockets and side vents.
Recommended Fabrics: Chino, Seersucker, Lightweight Linen, Cotton Blends, Cotton Broadcloth, Denim, Poplin. View C & D: also Terrycloth, Knitted Terrycloth, Knitted Velour.
Sizes: 6-8-10-12-14-16