Keyhole back

A garment part as keyhole-shaped cutout at upper back bodice—the keyhole back zone on dress assembly, distinct from [[open-back|Open back]] as related cousin and from [[racerback|Racerback]] without keyhole back naming.

How to recognize it

Keyhole back shows keyhole back teardrop opening at upper back bodice above zipper or hook bar.

Open back is the related cousin part. Racerback names a different garment zone.

Origin and history

Dress articles name keyhole back on garment assembly.[1] Neckline documents keyhole back on cotton.[2] Garment-parts references contrast keyhole back and related zones.[3] Construction photography documents keyhole back reference.[4]

Keyhole back reads on tailored and ready-to-wear dress.[2] Keyhole back differs from related part cousins.[1] Contrast with batch-36 garment parts epaulette bra layer slip back vent on shoulder vent and underlayer assembly.[3]

Today keyhole back appears on keyhole back cocktail dress, evening gown cutout, formal back opening, and keyhole-cut assembly in silk and wool.[1][2] Clean joinery needs even seam line.[4] When keyhole-shaped cutout at upper back bodice above closure—keyhole back applies.[2]

Where it is used

Keyhole back cocktail dress, evening gown cutout, formal back opening, and keyhole-cut assembly.[2]

What is worn now

Editorial styling suggestions from MsDressly—not strict rules.

Keyhole back pairs with matched seam allowance on structured bodice.[2]

How it differs

Open back is related cousin. Racerback names different zone. Compare gold anchors bodice and skirt.[1]

Expression and impression

Keyhole back reads structural, zone-specific, and assembly-defining.

Common questions

Keyhole back vs open-back? Open back is related cousin; keyhole back names specific part.[1]

Keyhole back vs racerback? Racerback lacks keyhole back naming.[2]

Keyhole back modern? Yes on keyhole back cocktail dress.[2]

Often confused with

Sources

  1. Dress . Wikipedia One-piece garment silhouettes from shift to ballgown and maxi forms.
  2. Neckline . Wikipedia Jewel, keyhole, illusion, and other neckline shape vocabulary.
  3. Seam . Wikipedia Joinery methods that connect fabric panels in garment assembly.
  4. File:Dress (AM 1999.18.2-6).jpg . Wikimedia Commons Dress with keyhole back opening at upper bodice from Auckland Museum; CC BY 4.0.

Written by MsDressly Editorial

September 28, 2026