Fashion is entering a body-conscious era. As the use of weight-loss medications surges and shapewear sales climb, denim brands are reimagining the jean as a sculpting tool—one that lifts, smooths, and enhances without sacrificing the look of a classic five-pocket. For The Lingerie Museum, this evolution is a fascinating chapter in the long history of undergarments migrating outward, where structural support once hidden beneath crinoline and whalebone now surfaces in everyday trousers.
Spanx, which revolutionized foundational garments in the early 2000s, first translated its shapewear technology into denim in 2014—a pivotal moment when the boundary between lingerie and ready-to-wear began to blur. Last year, the brand launched SpanxSculpt ReDefine, employing Lycra’s FitSense technology for targeted shaping. This line marked Spanx’s first denim with traditional elements like functional pockets and fly-front closure. “We stay close to our core customer,” said Caitlin McCarthy, vice president of merchandising. “The shaping effects were relevant to her not just in shapewear but in her everyday apparel.”
Shapellx, another shapewear specialist, entered the denim market in early 2026 with its Bare Essence AirSlim collection. The pull-on styles address common fit issues—waist gaps, hip dips—using waist-smoothing paneling and contour seaming. “The goal wasn’t to make denim feel like shapewear,” said vice president Shane Shi, “but to make it easier for women to get a little extra shaping from something they already wear.”
Halara, known for activewear, introduced its first shaping jean in 2025, leveraging its expertise in stretch fabrics. The high-waisted straight-leg style incorporates shaping panels for midsection support, a response to customer feedback about traditional jeans drawing attention to the lower abdomen. “We identified a clear need for shaping features that support subtly and comfortably,” said partner Cya Zhang.
Even heritage denim houses are joining the conversation. NYDJ’s Lift Tuck technology, a proprietary crisscross panel built into the garment’s construction, has long offered support. Senior director Laura Burbano noted, “Women’s bodies evolve throughout life, and great denim should evolve with them.” Meanwhile, YMI Jeanswear’s WannaBettaButt line, a bestseller in the skinny-jean era, relies on curved seams for a lifted silhouette—proof that these solutions have been part of denim’s story for over a decade.
From corset to control-top, lingerie has always been about support and silhouette. Now, denim is writing its own chapter in that narrative—one where the jean becomes a foundation garment in its own right.
Originally reported by WWD