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100% LGBTQIA+
Binder Underworks cotton 988
The Binder Underworks Eco 988 Long Cotton is an essential choice for people transgender, non-binar and FTM wanting to flatten their chest and get the appearance of a male torso.
Designed with high quality materials, this long model offers efficient compression while ensuring optimal comfort for everyday use. Its outer cotton fabric looks like a basic tank top, making it discreet and easy to wear under any outfit.
Calculate Your Size Here
Don't you know what size to choose? Check our size guide to find the one that suits you perfectly. Click the tab below and easily calculate your size!

In France and Europe.

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Underworks Eco 988 Long Cotton – Compression, Comfort and Discretion
The Binder Underworks Eco 988 Long Cotton is a preferred choice within the community transgender, queer and non-binar for efficient compression, superior quality and durability.
Designed to flatten the chest and give the appearance of a male torso, this binder lets you feel comfortable and confident on a daily basis. With a flat torso under your clothes, don't be afraid of others' eyes.
Quality Compression and Optimal Comfort
The Binder Underworks Eco 988 Long is distinguished by its design in two thicknesses at the front and one at the rear:
- Front : 100% cotton, offering a soft and pleasant feel to the touch.
- Back : Compressive fabric composed of 70% medical grade nylon and 30% elastane, covering the chest and upper back for firm and uniform compression.
Made to look like a basic tank top thanks to its cotton outer fabric, this very discreet binder is perfect to get a flat torso without needing to add a t-shirt over it.
Powerful and Discreet Compression
This binder is specially designed to flatten the chest, thus offering a male silhouette under your clothes.
Unequal Comfort
With its 100% cotton front lining, you will enjoy a soft and pleasant touch for prolonged use without discomfort.
Medical Quality Materials
Underworks binders are made in the United States from high quality materials, ensuring exceptional compression and durability.
Polyvalent use
Whether for everyday use, sports or any other activity, this binder adapts to all situations.
Easy maintenance for a long life
Maintenance of your Binder Underworks Eco 988 Long Cotton is simple:
It is recommended to wash it by hand in warm water with mild soap, or machine at 30 ° in delicate cycle. Drying in the open air is necessary to preserve the quality of the materials.
A Full Range for the Trans and LGBTQIA+ Community
In addition to the model Eco 988 Long, you will find in our shop a wide selection of binders specially designed for persons trans, FTM, raffles, transgender, queer, non-binar and lesbians.
For use in water, we recommend our binder special swimming, available in category swimsuits.
Choose Binder Underworks Eco 988 Long Cotton, it is opting for a reliable, inclusive and designed product to offer maximum comfort while ensuring the appearance of a flattened male torso.
How Well Carrying a Binder Safe
Wearing a check binder can be liberating, but it is crucial to do it properly for your health:
Limit the port to a maximum of 8 hours per day.
Never sleep with your biner.
Take regular breaks to let your body breathe.
Our mission is to support you in this process by offering you safe and comfortable binders.
Take care
Calculez votre taille de binder
Remplissez les mesures suivantes et cliquez sur "Calculer" !
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l'illustration plus bas pour prendre vos mesures

Pour éviter les déceptions, commencez toujours par prendre vos mensurations avant de commander. En effet, ne vous fiez pas aux tailles de vos vêtements habituels. Les marques et modèles possèdent des valeurs de mensurations qui leur sont propres. De ce fait, les tailles varient considérablement d’un modèle à l’autre. C’est pourquoi, la prise de mesures est indispensable pour choisir la taille qui correspond parfaitement à votre morphologie. À l’aide d’un mètre ruban et les conseils ci-dessous, vous aurez, avec précision, toutes les mesures pour bien choisir la taille qui vous convient le mieux.

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