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The OG Wacky Engineering Logo Tee
PART NO. WE-M-11ZNANLMADE TO ORDER

The OG Wacky Engineering Logo Tee

$18.00$25.00

Free shipping when you spend $100.00+ (United States only). Promotion auto-applied on checkout.

Welcome to your new favorite shirt—the same one we wear when we’re breaking stuff, fixing stuff, and asking, “What if we just added more voltage?”

This is the official Wacky Engineering logo tee. Clean, simple, and proudly rocking the full logo so people know you’re into weird builds, clever hacks, and questionable experiments that somehow work. It’s the kind of shirt that says, “I watch YouTube for the science and the chaos.”

Details for the detail-oriented:

• 100% ring-spun combed cotton (aka soft enough to sleep in, tough enough for the shop)

• Lightweight 4.3 oz fabric with a slim, modern fit—like those American Apparel classics but better

• 90% cotton / 10% polyester, for that extra touch of stretch

• Feels good, fits great, and lets you look slightly more put together than your last project

Model is 6’0” and wears a size L, probably while testing a questionable motorized contraption.

Why you need this:

Because supporting Wacky Engineering means more wild ideas, more builds that probably shouldn’t exist, and more fun doing it anyway. Also, it just looks cool.

CONFIGURATIONSELECT OPTIONS
Select color: Heather Grey
Select size: XS

More details
  • 100% ring-spun combed cotton
  • Heather Grey is 90% cotton, 10% polyester
  • Lightweight fabric (4.3 oz)
  • Regular fit
Size & Fit

Quality Guarantee & Returns

Fourthwall handles merchandise returns and refunds. Report a claimed print or manufacturing defect promptly and within 30 days of the product order, with your order number and clear photos. Non-defective products are generally not returnable, except where applicable law requires otherwise.

Read the full returns and support policy

Size guide

Size guide diagram

Sizing Chart

SizeLengthWidth
XS2717
S2819
M2920
L3022
XL3124
2XL3226
3XL3328