"The granny suits of decades past are gone. One look at Elle Macpherson's 50-year-old figure proves that mature women are maintaining their figures, and looking for sexy yet dignified swimsuits that show off the fruits of their workouts and healthy living habits," says Dunn.

Look For: Retro, high-waisted bikini bottoms, sexy one-piece suits that offer support and flatter curves.

Sweetheart neckline, piping, crisp, clean color ... This retro-inspired suit has all the ingredients to flatter almost every figure.

Shop it: French Connection Poppy Mesh One Piece, $82

This slimming, on-trend set pairs perfectly with a solid kimono or coverup for a chic poolside look.

Shop it: Lisa Marie Fernandez Genevieve Zip High-Waist Bikini, $395

Tired of wishing bikini tops could be as functional as your bras? This adorable, printed two-piece is specifically designed for D cups and up.

Shop it: Fantasie Bikini Top and Bottoms, $72

Add some drama to your beachside look with a chic one-shouldered top that offers some extra coverage up top.

Shop it: Norma Kamali One Shouldered Bikini Top, $175