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Sexiest summer dresses under $100

By InStyle.comWhat's hot for summer? That depends on your definition of sexy. From contoured color-blocking options to waist-whittling peplums, this season's styles offer something for everyone. Find your most flattering silhouette and shop the look with our favorite affordable finds.Contoured color-blocking Viscose, Mango, $80; mango.comPolyester, Miss Selfridge, $74; missselfridge.comCut-outs

By InStyle.com

What's hot for summer? That depends on your definition of sexy. From contoured color-blocking options to waist-whittling peplums, this season's styles offer something for everyone. Find your most flattering silhouette and shop the look with our favorite affordable finds.

Contoured color-blocking

InStyle.com

Viscose, Mango, $80; mango.com

InStyle.com

Polyester, Miss Selfridge, $74; missselfridge.com

Cut-outs

Polyester, Topshop, $56; Topshop

InStyle.com

Cotton, Oasis, $70; oasis-stores.com

Maxi-dress

Polyester, Dorothy Perkins, $49; dorothyperkins.com

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Viscose, Warehouse, $85; warehouse.com

Peplum

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Viscose, River Island, $65; riverisland.com

Polyester, Topshop, $96; topshop.com

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