Product Overview
Extreme Chest Compression with Maximum Discretion
Take control of your shape and confidence with the Tri-Top Chest Binder Crop Top from Underworks. Built with three powerful layers of medical-grade compression fabric, this binder offers exceptional chest flattening and is ideal for FTM, transgender, non-binary individuals, and anyone managing gynecomastia. It’s your go-to choice for a flat, masculine profile—no seams, no lines, no compromise.
Why You’ll Love It:
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Triple-Layer Front Compression for firm, secure flattening power
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Discreet & Seamless Design stays hidden under clothes with a low neckline and flat-stitched shoulders
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Moves With You – Medical-grade stretch material supports active lifestyles
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Comfort Meets Function – Breathable and durable fabric you can trust
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Made in the USA with high-quality construction for long-lasting performance
Key Features:
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70% Nylon / 30% Spandex medical-grade compression blend
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3 compression layers at the front, 1 layer at the back for comfortable muscle support
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Crop-top cut, mid-tummy length
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Undetectable under most shirts
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Effective for gynecomastia, sports activities, and daily wear
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Proudly manufactured in the USA
What Customers Say:
"This binder changed the game for me—flattens perfectly and stays hidden even under tight shirts. Super comfortable too!" — Alex M.
Size Guide
Measure chest in inches:
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X-Small: 28–30
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Small: 31–33
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Medium: 34–36
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Large: 37–40
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X-Large: 41–44
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2X: 45–48
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3X: 49–52
**If unsure, order the next size up for comfort.
