black work dress h&m Women's Bow-Detail Concealed zip and hook Fashion Hm Work Clothes Fashion

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Designed with a body-hugging fit, it sculpts your curves and smooths your silhouette for that effortlessly glam finish

Complete with a lavish side drape, let Valina do the talking and team yours with some simple strappy stilettos and gold hoops

Certainly a long dress is appropriate, but the key to black-tie style is formality: As long as the dress feels sophisticated, the hemlineranging from just above the knee to tea-length (which hits at midcalf)is up to you

Audrey Hepburn as Holly Golightly in Breakfast at Tiffany's CBS Photo Archive Images We know, we know, you thought of this one already

From La Femme, this off-the-shoulder long formal dress features a criss-cross v-neck bodice with a sheer waist that wraps around to the matching sheer back