Zero BPA. Zero Heat. Zero Plastic.
"Never going back to polyester again. My energy feels different. this stuff is legit."
You've tried multiple T-boosters. Results are okay, but not great. Here's why...
You’re not doing anything wrong.
The real problem is the fabric touching you all day.
Most underwear are made with polyester — a kind of plastic.
Plastic traps heat and gives off bad stuff like BPA that can hurt your T-levels.
You wear it for hours, right on your skin.
That heat and plastic slow your body down and kill your gains.
Modal is made from beech trees — not plastic.
It lets air move and keeps your body cool.
No heat. No BPA. No microplastics.
This helps your body stay in balance so your T can work like it should.
That’s real comfort backed by real science.
Why Modal Outperforms Cotton, Bamboo, and Polyester
|   | VinceCo. | Others |
|---|---|---|
100% Plastic-Free Fabric |
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T-Flow™ Pouch Technology |
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All Day Breathability |
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Zero Odor & Itch |
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Retains Shape After 32+ Washes |
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Supports Sperm Health |
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Protects Testosterone Levels |
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Polyester Blend |