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Plate 04 · Inverted Triangle family

Inverted Triangle Body Shape

An inverted triangle carries more width above the waist than below it. It is not the same as “athletic”, and it is not the same as a top hourglass — the waist drop is what separates them.

Last updated 2026-10-23 · 2003 US sample 13.8% · 1 shape

What the Inverted Triangle shape means

In everyday language, an inverted triangle has broader shoulders or a fuller bust relative to the hips. In FFIT, the bust is at least 3.6 inches larger than the hips, the waist is less than 9 inches smaller than the bust, and the hips are not smaller than the waist.

The upper body carries more width than the lower body. If the waist is at least 9 inches smaller than the bust, the closer FFIT label is top hourglass rather than inverted triangle.

How to tell

  • Your bust or shoulder line is noticeably wider than your hip line.
  • Your waist is not dramatically smaller than your bust.
  • Your lower body looks narrower than your upper body in a straight-on mirror photo.
  • If your waist is at least 9 inches smaller than your bust, top hourglass is the closer label.

The measurement pattern

The rule compares the bust–hip difference, the bust–waist drop and the hip–waist difference. A strong bust lead with a modest waist drop is the inverted-triangle pattern.

Bust − hip ≥ 3.6 in · bust − waist < 9 in · hips ≥ waist

These are the FFIT rules in shorthand. The shapes are checked in a fixed order, and a body near a boundary can meet more than one. That is why the atlas treats a label as a range, not a verdict.

Sub-shapes

Inverted Triangle

Bust at least 3.6 inches larger than hips; waist drop under 9 inches.

What to wear

These are starting points, not rules. The goal is to choose the line, volume and seam placement you want — not to “fix” a body.

Dresses

  • A-line or fit-and-flare dresses that add volume below the waist.
  • V-neck dresses with a clean upper line.
  • Wrap dresses with a soft skirt.
  • If you want to balance the lower line, avoid a strong shoulder pad.

Tops

  • Simple, clean necklines.
  • Avoid extra volume at the shoulder (puff sleeves, epaulettes) if you want balance.
  • Tops that end at the hip.
  • Soft fabrics that follow the body.

Jeans and trousers

  • Wide-leg, bootcut or flared jeans.
  • Low- or mid-rise to lengthen the upper body.
  • Pleated trousers that add volume below the waist.
  • If you want to balance the lower line, avoid skinny jeans.

Swim

  • High-waist bottoms with a detail.
  • One-piece with a darker top and lighter bottom.
  • Skirted swimsuits.

Outerwear

  • Jackets that end at the hip or below.
  • Single-breasted, soft-shoulder blazers.
  • If you want balance, avoid strong shoulder structures.

Styling principles

  • Add volume below the waist (wide-leg trousers, A-line skirts) to balance the upper line.
  • Keep the upper line simple if you want the lower line to read.
  • Choose the shoulder fit first; it is the constraint in most jackets.

Common mistakes

  • Adding more volume at the shoulder when you want to balance the lower line.
  • Assuming an athletic build means inverted triangle. The measurement pattern is specific.
  • Ignoring the hip fit. A narrow hip can still need room in trousers.

What this page is not

This page is a visual and styling reference, not a calculator. It does not diagnose health or rank bodies.

A shape is a description of proportions. It is not a health measure, an attractiveness score or a permanent identity. If a label stops being useful, leave it.

Inverted Triangle questions

What is the difference between inverted triangle and top hourglass?

Both have a bust that leads the hips. A top hourglass has a waist at least 9 inches smaller than the bust; an inverted triangle has a smaller waist drop.

Is inverted triangle the same as athletic?

No. “Athletic” is a visual impression; inverted triangle is a measurement pattern. An athletic body can be a rectangle, an hourglass or an inverted triangle depending on the four measurements.

What if my shoulders are broad but my hips are not narrow?

Then the bust–hip difference may be under 3.6 inches, which points to rectangle or hourglass instead. Use measurements, not the shoulder line alone.

Sources

  1. Simmons, Istook & Devarajan (2004). Simmons, K., Istook, C. L., & Devarajan, P. (2004). Female Figure Identification Technique (FFIT) for Apparel. Journal of Textile and Apparel, Technology and Management, 4(1). https://www.ergo-eg.com/uploads/books/devarajan_full_106_04%20(3).pdf
  2. Lee, Istook, Nam & Park (2007). Lee, J. Y., Istook, C. L., Nam, Y. J., & Park, S. M. (2007). Comparison of body shape between USA and Korean women. International Journal of Clothing Science and Technology, 19(5), 374–391.
  3. Sokolowski & Bettencourt (2020). Sokolowski, S. L., & Bettencourt, C. (2020). Modification of the Female Figure Identification Technique (FFIT) Formulas to Include Plus Size Bodies. Proceedings of 3DBODY.TECH 2020. DOI 10.15221/20.22. https://doi.org/10.15221/20.22
  4. Parker, Hayes, Brownbridge & Gill (2021). Parker, C. J., Hayes, S. G., Brownbridge, K., & Gill, S. (2021). Assessing the female figure identification technique’s reliability as a body shape classification system. Ergonomics, 64(8), 1035–1051. DOI 10.1080/00140139.2021.1902572. https://doi.org/10.1080/00140139.2021.1902572
  5. Istook / SizeUSA distribution (2005). North Carolina State University (2005). Fashion designers ignoring shapes of women’s bodies. Newswise / NC State news release; Newcomb, B., & Istook, C. (2006). Using SizeUSA to improve apparel fit. https://www.newswise.com/articles/fashion-designers-ignoring-shapes-of-womens-bodies

Corrections: [email protected] · 2026-10-23

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