The Black Leggings That Outfit My Active Lifestyle
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An ELLE first-person report reviews On Train Tights with FormTec, describing their compression, stretch and use across workouts and everyday activity. The account is an individual wearer’s experience, not independent product testing; pricing, availability and broader performance data are not provided.

ELLE published a first-person review of On Train Tights with FormTec, describing how the black leggings performed across strength training, yoga, running and daily walking. The writer says the tights combine a high bonded waistband and a flexible fit, but the account reflects one person’s experience rather than independent product testing.

The writer describes an active weekly routine that includes strength training before work, a three-mile walk to the office, using a standing desk and stairs, and walking home. Weekend activities include a morning run, yoga and exploring the city on foot. The writer says black leggings are central to this routine and that years of wearing them have involved going through multiple pairs.

The reviewed tights use FormTec, which the article describes as a material designed to create a “locked in” sensation and a sculpting, smoothing fit. The writer reports feeling more supported in the garment and says its high, bonded waistband provides targeted compression. Those descriptions are the reviewer’s impressions and the product’s stated design purpose, not measured health or performance outcomes.

The article also notes two side pockets that sit flat when empty and says the fabric’s four-way stretch accommodated yoga poses, squats and deadlifts. The writer reports no waist rolling, gapping or ride-up during those activities. The source does not provide laboratory results, comparative testing, a price, care instructions or information about how the fabric performs after extended use.

At a glance
reportWhen: Published by ELLE; the source does not…
The developmentELLE published a first-person review of On’s Train Tights with FormTec, assessing the leggings during workouts and daily activity.

One Pair for Workouts and Errands

The review speaks to a practical question for people who move between exercise and everyday routines: whether one pair of leggings can remain comfortable and secure through different activities. The writer’s account suggests the Train Tights were worn across several settings, from lifting and yoga to commuting on foot, rather than being assessed in a single workout.

That breadth may help readers judge whether the product’s reported features match their own needs. A high waistband, pockets and stretch are relevant considerations for many active wardrobes, but fit and comfort vary by wearer. The article does not establish that the tights will provide the same compression, shaping effect or lack of movement for other people.

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women's high-waisted compression leggings

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The Reviewer’s Active Routine

The article is a personal product review centered on the writer’s regular movement, not a report of a company announcement or a controlled comparison among brands. The writer says black leggings have been a weekend uniform for years and describes the On tights as a current favorite after trying multiple pairs over time.

The product is presented as suitable for both exercise and non-workout use. Its stated design details include FormTec material, a bonded waistband and flat side pockets. The source provides no technical breakdown of the fabric, independently verified claims or broader consumer data, so its assessment should be read as an individual account.

“Black leggings are the centerpiece of my active wardrobe.”

— ELLE writer

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multi-use workout leggings with pockets

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Questions Beyond One Wear Test

The source does not specify the review’s publication date, the tights’ price or current availability, or whether the anticipated shorts will be released in spring 2027. It also does not describe the testing period, sizing used, washing history or performance across different body types and conditions.

Claims about compression, shaping and staying in place come from the writer’s personal experience and the product description cited in the article. There are no independent measurements or side-by-side comparisons in the supplied material. Readers therefore cannot use this review alone to establish durability, sweat management or fit for their own activity and preferences.

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stretchable yoga and running tights

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Availability and Longer-Term Wear

The article’s writer expects to keep wearing the Train Tights and mentions possible shorts from On in spring 2027. That is the writer’s expectation, not confirmation of a release date. The source gives no further product launch details or follow-up testing plans.

For readers considering the tights, the next useful information would be current product specifications, price, sizing and care guidance from On, alongside additional wear reports that address durability over time. The review itself offers a snapshot of one wearer’s experience across a range of activities.

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supportive activewear leggings

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Key Questions

What leggings does the ELLE article review?

It reviews On Train Tights with FormTec, a pair of black leggings described as having a bonded waistband, four-way stretch and two side pockets.

What activities did the writer try them during?

The writer describes wearing them for strength training, yoga and running, as well as walking to and from work and around the city.

Did the review report problems with the fit during workouts?

The writer said the tights did not roll at the waist, gap or ride up during the activities described. This is one person’s report, not a guarantee of fit for every wearer.

Does the source confirm the tights’ price or a shorts release?

No. The supplied article does not list a price or confirm a shorts launch. Its mention of spring 2027 is the writer’s expectation, not a verified release announcement.

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