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20s

Go Wild with Shadow Pile on sparkly or matte black shadow when you can-the extremes aren't as flattering when you get older, says Agron's makeup artist Kate Lee.

ON AGRON: Chanel Intense Eye Pencil in Ambre, $28, and Quadra Eye Shadow in Enigma, $57; chanel.com



30s

Make Eyes Pop Add color for a more modern, softer look that also brings out your eyes, says Longoria's makeup artist Elan Bongiorno.

ON LONGORIA: L'Oreal Paris Studio Secrets Professional Shadow Quad in Cobalt Smokes, $7.15, and Voluminous Million Lashes Waterproof Mascara in Black, $8.95; at drugstores

Apply 2 to 3 coats of mascara to prevent your lashes from disappearing against a smoky eye.



40s

Highlight Eyes Apply a highlighting shadow directly underneath the brow bone, suggests Williams's makeup artist Sam Fine. The technique will elevate the eye, giving it a more youthful appearance.

ON WILLIAMS: Fashion Fair Eyeshadow in Pearl Doll and Slate, $14 each, and Eye Liner Pencil in Midnight, $13; Macy's stores



50+

Minimize Fine Lines Eye shadow can exaggerate fine lines, says Moore's makeup artist Pati Dubroff, who recommends using a firming eye cream daily. Before applying eye makeup, use an eye primer to smooth your skin and help hold shadow in place throughout the day.

ON MOORE: Clarins Eye Quartet Mineral Palette in Violet, $40; clarins.com