Chuckie spent years building what he thought was the world's toughest tee. First version: hemp-polyester. Strong - but loaded with PFAS.
Use size chart below for slightly relaxed fit.
For snug fit, size down.
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1 in 100 Wins a Real Gold Bar
HEAD TO HEAD
EVERY INTERNET TEE BRAND
VS. UNDRDOG HEMP
Check the tag. It's all polyester. Different logo. Same plastic.
|
EVERY INTERNET TEE | |
|---|---|---|
| Material | Hemp • Bamboo • Organic Cotton | Polyester (petroleum plastic) |
| Plastic on Skin | Zero. None. | 60–90% plastic fibers |
| PFAS / Toxic Chemicals | Zero | ✗ Extremely common |
| Microplastic Shedding | None — ever | ✗ Every single wash |
| Breathability | DuraFlow™ Natural Airflow | ✗ Synthetic wicking only |
| Odor Resistance | Natural antimicrobial | ✗ Bacteria clings to plastic |
| Durability | Lifetime Warranty | ✗ 6–18 months |
| Fit Design | Alpha Frame™ for real men | Built for the model |
| 5-Year Cost | $38 (once) | $420–$750 |
| Guarantee | Lifetime. No exceptions. | 30 days. Maybe. |
THE ORIGIN STORY
HE BUILT SOMETHING TOXIC. THEN BURNED IT DOWN.
THE ORIGIN STORY
HE BUILT SOMETHING TOXIC. THEN BURNED IT DOWN.
Then he and his wife Shelby started trying to start a family. He went deep into research on male fertility. That's when he found the studies.
"Microplastics. PFAS. Endocrine disruptors. The research was undeniable. I was literally selling men a shirt that could be working against them. So I burned the whole thing down and started over."
Chuckie, Founder of UndrDog Hemp
Almost a year and $300,000 later - UndrDog was rebuilt from scratch. Hemp. Bamboo. Organic cotton. Zero polyester. Zero shortcuts.
WHAT WE
OBSESSED OVER
OBSESSED OVER
Every detail engineered so an
average build looks solid.
Nothing left to chance.
Stitch Density
Fabric Drape
Hem Curvature
Arm Taper
Stretch Recovery
Collar Snapback
Chemical Free
Durability
Airflow Mesh
Gut Hiding Fit
Odor Prevention
Wash Durability
RESULT?
A shirt that gives you insane confidence and changes how you carry yourself.
PROOF
WE DON'T MAKE CLAIMS. WE DESTROY THEM
We put UndrDog through tests other brands wouldn't dare try.
Here's what happened.
TEST 1
Fire Test
Polyester melts into toxic goo.
UndrDog burns clean like a campfire.
One's plastic. One's plants.
TEST 2
Fog Test
Blasted fog under both shirts.
Polyester trapped it.
Heat stays in. UndrDog? Fog flows straight through.
300% more breathable than cotton.
TEST 3
BB Gun Test
Fired at a balloon inside each shirt.
Other shirts? Shredded. UndrDog? Balloon survived.
4x stronger than cotton.
TEST 4
Pool Float Test
Throw it in a pool. While other shirts soak up everything, ours floats.
DuraFlow™ moves moisture out instead of trapping it.
No sweat patches. No stink. No soaked-through look by noon.
Guaranteed for life.
THE CUT
BUILT FOR REAL MEN
NOT MODELS
We engineered the Alpha Frame™ so an average build looks solid. Grips where it should. Hides where it should.
1
Arms & Chest: Hugs Close
Makes arms look bigger, chest look fuller.
2
Midsection: Slightly Looser
Hides the gut and man-boobs without looking like a tent.
3
Curved Hem
Adds visual height and proportion. Clean tucked or untucked.
4
Midweight Fabric
Holds shape all day. No saggy mess by 3 PM.
Hides Gut & Man Boobs
“UndrDog shirts high-five every muscle; even your shadow will flex and turn people on”
Hemp’s firm resilience clings to your body in all the right places.
Unbeatable Breathability
“UndrDog Shirts don't just breathe; they give air permission to pass through.”
Stay cool with Bamboo's natural breathability airflow.
4x Stronger Than Cotton
“When your UndrDog shirt enters the wardrobe, cotton shirts unravel themselves in fear.”
High-tensile hemp makes this shirt almost indestructible.
300% More Sweat Resistant than Ordinary Cotton Tees
“UndrDog shirts don’t just resist sweat; they make it evaporate in awe.”
Hemp creates a natural barrier that is moisture-wicking (keeping you dry and smelling better than you should).
MEMORIAL DAY
SPECIAL OFFER
“Hemp is legit! Insanely breathable, soft, durable, and somehow hides my gut” - Daryn T.
1 in 100 Gets Free Gold Bar
Buy 3+ for FREE Shipping
Lifetime Warranty
Material
UnderDog Hemp: 51% Hemp, 31% Bamboo, 18% Organic Cotton
No PFAS, microplastics or cancerous chemicals.
Crafted with DuraFlow™ tech - blends hemp’s strength and bamboo’s breathability into a satisfying forever-shirt without forever-chemicals.
- Weight: Midweight comfort with max airflow
- Stronger Wear: 4x stronger than cotton
- Super Breathable: Stay cool with Bamboo airflow
- Moisture-Wicking: Draws sweat, stay dry
- Holds Shape: No sag or stretch for 30 years
- Wrinkle-Resistant: Easy low maintenance
- Eco-Smart: All natural fibers–No plastic
- Comfort Level: High comfort that lasts
- Fade-Resistant: Holds color, no fading
- Affordable: Outlasts 10 ordinary tees
- Sun-Safe: Natural UV protection
- Hypoallergenic: Allergy & irritation-free
Size & Fit
- Fit: Perfectly tight on the arms and chest, loose around the gut. Look jacked regardless of your size.
- For a slightly relaxed fit, we recommend using your usual size. For a snug fit, size down.
Washing
Just wash and dry it like any other shirt—no special care needed. The fabric's durability and shape retention stay strong, even after multiple washes and machine drying on low heat.
Lifetime UndrDog Warranty
Don’t like the fit? Don’t like the material? Simply contact support@undrdoghemp.com for an easy return. Unmatched Lifetime Warranty. Yep… we’re that cocky confident.
Are There Other Colors? How does UndrDog Work?
This is “Project 001: Midnight”. The only project available to the public. It’s UndrDogs’ Coat-of-Arms. After purchase, you’ll join thousands in the Undrdog collective with unlocked access to future ‘limited edition’ projects (different colors, styles, designs, etc).
Use size chart below for slightly relaxed fit.
For snug fit, size down.
Real gold. Real odds.
1 in 100 comes with
A FREE 1g gold bar
1g of .9999 fine gold
Worth ~$200 (based on spot price)
Randomly inserted 1 in 100
Delivered straight in the order package
No purchase necessary, see details below
View Full Terms & Conditions
Customer Reviews
Frequently Asked Questions
I Dare You To Ask…
Will it be comfy?
How can it be breathable AND durable?
What makes it odor/stink free?
Just normal washing?
What's so unique about DuraFlow™?
Why use hemp, bamboo, and cotton?
Lifetime warranty—really?
What makes it wrinkle-free?
How sustainable is this shirt?
What’s UndrDog’s big vision?
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