Shown clockwise from upper left:

Marc by Marc Jacobs, $115

“Even in sweats, I’ll look glamorous,” said one tester of these dramatic shades. The angular frames flatter oval, round, and oblong faces. Style: MMJ036/S.
To Buy: Macy’s, www.macys.com for locations.

Gucci, $270

An iconic style you “can wear year after year” provides instant sophistication. Oval lenses complement the distinct lines of rectangular, square, and heart-shaped faces. Style: GG2988/S.
To Buy: Solstice, 866-246-9043 for locations.

Simply Vera by Vera Wang, $30

Bold and dark faux-tortoiseshell shades are perfect for oval and oblong faces, which can handle bigger frames. Style: Oversized Square.
To Buy: Kohl’s, www.kohls.com.

DKNY, $79

This pared-down style highlights cheekbones on rounder faces. And, as a tester pointed out, faux tortoiseshell “will never go out of fashion.” Style: DY4045.
To Buy: LensCrafters, www.lenscrafters.com for locations.

Ann Taylor, $24.50

Moderately sized glasses elongate and slim round faces. Arms embossed with a giraffe print are wide enough to prevent rays from peeking in along the sides. Style: Jacqueline 169203.
To Buy: www.anntaylorloft.com.