๐๏ธMerch
Rep the smile science.
Tees, hoodies, and accessories inspired by Duchenne smiles, the golden ratio, and good vibes. Shipped worldwide.
Best Seller
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Duchenne Certified โ
Unisex Tee
Only real smiles pass the test.
$28View โ
New
โจ
ฯ = 1.618
Minimalist Tee
The golden ratio. On your chest.
$28View โ
๐งข
Fake Smile Detector
Dad Hat
You can't fool the algorithm.
$24View โ
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Smile Score: ๐ฏ
Ceramic Mug
Start every morning with a perfect score.
$18View โ
Premium
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Golden Ratio Face
Hoodie
Fibonacci would approve.
$45View โ
Under $10
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Real > Fake
Sticker Pack (5)
Slap these on everything.
$8View โ
Try the tools that inspired the merch.
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