I Wish I Had Serotonin Instead Of This Tiny Penis Shirt

Size Guide

Size Guide

SIZE BUST LENGTH
S 36 in (91.4 cm) 28 in (71 cm)
M 40 in (101.6 cm) 29 in (73.7 cm)
L 44 in (111.8 cm) 30 in (76.2 cm)
XL 48 in (121.9 cm) 31 in (78.7 cm)
2XL 52 in (132.1 cm) 32 in (81.3 cm)
3XL 56 in (142.2 cm) 33 in (83.8 cm)
4XL 60 in (152.4 cm) 34 in (86.4 cm)
5XL 64 in (162.6 cm) 35 in (88.9 cm)
  • Unisex T-Shirt | Gildan 5000
  • Material: 100% cotton; fabric material may vary depending on color and size
  • Printing technique: DTG
SIZE BUST LENGTH
S 36 in (91.4 cm) 28 in (71 cm)
M 40 in (101.6 cm) 29 in (73.7 cm)
L 44 in (111.8 cm) 30 in (76.2 cm)
XL 48 in (121.9 cm) 31 in (78.7 cm)
2XL 52 in (132.1 cm) 32 in (81.3 cm)
3XL 56 in (142.2 cm) 33 in (83.8 cm)
4XL 60 in (152.4 cm) 34 in (86.4 cm)
5XL 64 in (162.6 cm) 35 in (88.9 cm)
  • Unisex T-Shirt | Bella + Canvas 3001
  • Material: 100% airlume combed and ringspun cotton, 145gsm; fabric material may vary depending on color and size
  • Printing technique: DTG
SIZE LENGTH BUST SLEEVE
S 27.95 in (71 cm) 36.22 in (92 cm) 33.46 in (85 cm)
M 29.13 in (74 cm) 40.16 in (102 cm) 35.04 in (89 cm)
L 29.92 in (76 cm) 44.09 in (112 cm) 36.61 in (93 cm)
XL 31.1 in (79 cm) 48.03 in (122 cm) 38.19 in (97 cm)
2XL 31.89 in (81 cm) 51.97 in (132 cm) 39.37 in (100 cm)
3XL 33.07 in (84 cm) 55.91 in (142 cm) 39.37 in (100 cm)
4XL 33.86 in (86 cm) 59.84 in (152 cm) 38.98 in (99 cm)
5XL 34.65 in (88 cm) 63.78 in (162 cm) 39.37 in (100 cm)
  • Unisex Long Sleeve | Gildan 2400 (US)
  • Material: 100% cotton, fiber content may vary for different colors and size
  • Printing technique: DTG
SIZE LENGTH BUST
S 27 in (68.6 cm) 40 in (101.6 cm)
M 28 in (71.1 cm) 44 in (111.8 cm)
L 29 in (73.7 cm) 48 in (121.9 cm)
XL 30 in (76.2 cm) 52 in (132.1 cm)
2XL 31 in (78.7 cm) 56 in (142.2 cm)
3XL 32 in (81.3 cm) 60 in (152.4 cm)
4XL 33 in (83.8 cm) 64 in (162.6 cm)
5XL 34 in (86.4 cm) 68 in (172.7 cm)
  • Unisex Crewneck Sweatshirt | Gildan 18000
  • Material: 50% cotton - 50% polyester, fabric material may vary depending on color and size
  • Printing technique: DTG
SIZE LENGTH BUST
S 27 in (68.6 cm) 40 in (101.6 cm)
M 28 in (71.1 cm) 44 in (111.8 cm)
L 29 in (73.7 cm) 48 in (121.9 cm)
XL 30 in (76.2 cm) 52 in (132.1 cm)
2XL 31 in (78.7 cm) 56 in (142.2 cm)
3XL 32 in (81.3 cm) 60 in (152.4 cm)
4XL 33 in (83.8 cm) 64 in (162.6 cm)
5XL 34 in (86.4 cm) 68 in (172.7 cm)
  • Unisex Hoodie | Gildan 18500
  • Material: 50% cotton - 50% polyester; fabric material may vary depending on color and size
  • Printing technique: DTG
SIZE LENGTH BUST
S 26.97 in (68.5 cm) 36.22 in (92 cm)
M 27.95 in (71 cm) 40.16 in (102 cm)
L 28.94 in (73.5 cm) 44.09 in (112 cm)
XL 29.92 in (76 cm) 48.03 in (122 cm)
2XL 31.1 in (79 cm) 52.76 in (134 cm)
  • Unisex Tank Top | Gildan 2200
  • Material: 100% cotton; fabric material may vary depending on color and size
  • Printing technique: DTG
Size Length Bust
S 25.5 in (64.77 cm) 34.5 in (87.63 cm)
M 26.0 in (66.04 cm) 38.5 in (97.79 cm)
L 27.0 in (68.58 cm) 42.5 in (107.95 cm)
XL 28.0 in (71.12 cm) 46.5 in (118.11 cm)
2XL 28.5 in (72.39 cm) 50.5 in (128.27 cm)
3XL 29.0 in (73.66 cm) 54.5 in (138.43 cm)
  • Lady's T-Shirt | Gildan 5000L
  • Material: 100% cotton
  • Printing technique: DTG
Size Length Bust
S 25.5 in (64.77 cm) 34.5 in (87.63 cm)
M 26.0 in (66.04 cm) 38.5 in (97.79 cm)
L 27.0 in (68.58 cm) 42.5 in (107.95 cm)
XL 28.0 in (71.12 cm) 46.5 in (118.11 cm)
2XL 28.5 in (72.39 cm) 50.5 in (128.27 cm)
3XL 29.0 in (73.66 cm) 54.5 in (138.43 cm)
  • Lady's V-Neck T-Shirt | Gildan 5V00L
  • Material: 100% cotton; fabric material may vary depending on color and size
  • Printing technique: DTG
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I Wish I Had Serotonin Instead Of This Tiny Penis Shirt – A Dark Humor Meme Tee For Fans Of Self-Deprecating Comedy

I Wish I Had Serotorin Instead Of This Tiny Penis Shirt 2

The I Wish I Had Serotonin Instead Of This Tiny Penis Shirt is a graphic tee inspired by dark humor meme culture and the self-deprecating comedy style widely seen across the internet. The phrase on the shirt stands out through the contrast between “serotonin” — often associated with mood and positive emotions — and a bold, blunt, and intentionally shocking joke.

The design fits the spirit of Gen Z and fans of sarcastic humor, where insecurity, emotional chaos, or hard-to-say feelings are turned into a funny slogan. This shirt is made for wearers who are not afraid to show personality, embrace something different, and turn an everyday outfit into a sharp, playful statement.

Product Information :

  • This shirt features a minimalist graphic tee style with standout white lettering on a black shirt, making it easy to pair with jeans, shorts, or daily streetwear outfits.
  • The cotton fabric is stretchy, breathable, and comfortable for different everyday activities.
  • The text graphic is printed clearly with a balanced layout, and the shirt is available in a full range of sizes so you can choose the fit that suits your style.

The I Wish I Had Serotonin Instead Of This Tiny Penis Shirt is a standout choice for wearers who enjoy bold humor and modern meme-inspired style. Add this shirt to your wardrobe to make everyday outfits feel more expressive, more playful, and harder to mistake for any ordinary design. Add to cart now!

Shipping Time

We need 2 - 4 business days to process your order and send it out (not including weekend and holidays)

Your order will arrive approximately 3-7 business days after it's shipped (except for wooden products). We use different shipping partners, but the final delivery is usually via USPS.

For international orders please allow 7-15 business days. The final delivery is usually via your local postal service.

Shipping Costs

Shipping fees depend on the destination and order size, but we keep it simple:

  • United States Flat Rate: $5 for first item, $2 per additional item
  • International Flat Rate: $9 for first item, $4 per additional item

Currency: All payments and refunds are processed in USD.

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