SIZES 10–12

For a dressier—and slimmer—look, lightweight knits are key. Try details like box weaving and ribbing. They’ll elongate your frame and slim your midsection.

Iisli dress, $198, select Nordstrom stores. Moschino Jeans cardigan, $575, Claire Dickson Boutique, Lafayette Hill, Pennsylvania, 866-487-9008. R.J. Graziano earrings, $38, and oval bangle, $45, 212-685-1248 for more information. wide bangle, $4,

SIZES 12–14

Opt for knit dresses with a bit of stretch—they’re flattering and ultracomfortable. Your secret weapon: an undergarment like the Flexees Body Briefer by Maidenform, which guarantees a smooth finish.

Marina Rinaldi dress, $990, Marina Rinaldi, Beverly Hills, California, 310-860-9793. Elizabeth Cole Jewelry necklace, $408, Pade by Pade Vavra bangle, $625, 215-869-0020.

SIZES 14–16

Yes, knits can show off your shape! Choose a waist-defining drawstring for a sexy silhouette. Add a pair of killer pumps to doll up the look.