1+1=3 If You Don't Use A Condom T-Shirt – Funny Math Back Print Graphic Tee

★★★★★ 4.9/5 | 293 reviews

$39.99 $45.00

Size
Color
Print Location
Size charts
T-ShirtsSMLXL2XL3XL
Chest18"20"22"24"26"28"
Length28"29"30"31"32"33"

Actual product measurements may vary up to 1" (2.5cm).

Shipping

Orders are processed and shipped within 2-5 business days. Canada delivery usually takes 2-10 business days. Free shipping when you order 2 or more shirts.

Returns/Refunds

We offer refunds if your item arrives defective, damaged, or does not meet the promised standard. Need help? Email support@anduvu.com.

1+1=3 — If You Don’t Use A Condom

The most important math lesson never taught in school. The "1+1=3 If You Don’t Use A Condom" T-Shirt is a bold back-print statement tee that combines basic arithmetic with essential life advice — in the most direct way possible. Oversized bold typography on premium 205 gsm cotton, printed right here in Canada.

Why You'll Love It

  • 👕 Premium 205 gsm cotton — heavyweight feel, soft against the skin, built to last
  • 🖤 Bold back-print typography — oversized numbers and text, sharp and clean wash after wash
  • 📏 True-to-size unisex fit — available in S to 5XL
  • 🌟 Two colourways — Classic Black & Clean White
  • 🇨🇦 Printed & shipped from Canada
  • 🎁 The perfect gift — for math lovers, realists, and anyone who appreciates a public service announcement on a tee

Product Details

  • Material: 100% cotton, 205 gsm
  • Colours: Black, White
  • Fit: Unisex, runs true to size
  • Sizes: S, M, L, XL, 2XL, 3XL, 4XL, 5XL
  • Print location: Back
  • Care: Machine wash cold, tumble dry low

Do the math. Wear the reminder.

Product Details
★★★★★ 293 Reviews

Verified buyer

★★★★★

Great print quality and the tee feels soft.

Store review

Canada customer

★★★★★

Fast shipping, true to size, exactly the vibe I wanted.

Store review

ANDUVU customer

★★★★★

Clean print and easy checkout. I would order again.

Store review

New drop fan

★★★★★

The shirt arrived looking just like the mockup.

Store review