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You're a wizard, Harry. Three Harry Potter surprises from 4.95! Save up to 77%!
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Geek Shirts and Hoodies

Here you'll find all the outerwear your nerd heart desires: from math jokes to fan shirts from radio and television franchises.
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Remember who you are
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Did you know that chickens are direct descendants of dinosaurs? No joke! More precisely, our cackling friends are descended from the fearsome thero...

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islieb - Today I'm setting all this shit on fire
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On the outside, you are a friendly and polite person, smiling all the time and just being sweet. On the inside, however, things are boiling and som...

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Think vs ChatGPT
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You know what it's like: someone comes up with a really clever answer and you immediately think - was that your own work or did someone secretly co...

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Can I lick it?
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"Not everything that looks delicious should be licked" - a saying that chemists, teachers and curious nerds know all too well. The Can I lick it? d...

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Execute .exe - Main view T-Shirt Dark Green
Execute .exe - Main view T-Shirt Black
Execute .exe
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In stock

Somewhere between BSOD and making coffee lies the most beautiful moment of a developer's everyday life: when you finally press Enter and your progr...

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NO.
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Sometimes it's not a blessing to know your way around technology - especially when others are constantly whining for help.This shirt immediately sh...

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Wayne Train
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"Tuuut, Tuuuut, here comes the WAYNEtrain and takes your story to the WHATEVERest." Wayne is interested? Exactly. No one! In future, you can just p...

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Monitored
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Watch out - violent surveillance officers!The "Monitored" shirt shown here skillfully plays with double meanings and brings a humorous twist to the...

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Data Center - Main view T-Shirt Dark Green
Data Center - Main view T-Shirt Black
Data Center
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In stock

In IT, it's called a data center - the sacred place where servers hum and data races through cables. But what if the data center is meant literally...

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Make ASCII great again
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Let's keep our computers clean and make sure Unicode doesn't get a chance! Things like Unicode undermine our good nerd values. If we really think a...

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Erzaehlmirnix
€22,32 - €36,55
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In stock

We've all been there: you're sitting on the train, in a café or anywhere else in public and strange people stare at you. At first you might think: ...

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Test in Production
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Unit tests are for beginners, test environments are overrated and the last deploy was... adventurous? Then Test in Production is exactly your style...

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Two Rules for Life
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Two rules for life is a dry statement for anyone who refuses access when they hear "Details please". The clear typo print sums up the humor of IT, ...

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Whatever
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Let's be honest: nobody likes to lose - whether it's a board game, video game or simply a discussion. Especially when you've been arguing with the ...

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Game of Thrones Trial by Combat
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Everyone knows those situations where you have your back to the wall (or the abyss). Whether it's your own fault or not, the smartest way to get mo...

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ROFL Copter
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The legendary ROFL-Copter on a shirt :) Rumor has it that the ROFL-Copter was first used by a Blizzard mod in the Warcraft III forum to counter the...

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Challenge accepted
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Are you brave, bold and daring? No situation, no matter how hopeless, puts you off? Then the Challenge accepted shirt is just the thing for you!To ...

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This meme is not available in your country
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On 26.03.2019, the EU Parliament decided to destroy the internet and make memes about upload filters virtually impossible.You can also draw attenti...

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WTF?
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What the f*ck?

56kbps Survivor - Main view T-shirt Dark Green
56kbps Survivor - Main view T-shirt Black
56kbps Survivor
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In stock

Do you remember that sound? That iconic screech, hiss and beep while your modem painfully dialed into the internet - and you sat there hoping that ...

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Fueled by Mitochondria and Coffee
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When you get up in the morning and wonder how you're going to survive the day - remember: you're in possession of trillions of little energy power ...

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When in doubt, go to the library - Main view T-Shirt Dark Green
When in doubt, go to the library - Main view T-Shirt Black
When in doubt, go to the library
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In stock

Hermione Granger always knew it: If you have a question, go to the library. Don't google it, don't ask - books are the answer. This wise owl sits m...

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Sounds An Awful Lot Like Heresy - Main view T-Shirt Dark Green
Sounds An Awful Lot Like Heresy - Main view T-Shirt Black
Sounds An Awful Lot Like Heresy
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In stock

In the 41st millennium, there is no discussion - only heresy. And as is well known, it is ended with the bolter. Whoever contradicts the Space Mari...

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In Case of Fire - Break Glass - Main view T-Shirt Dark Green
In Case of Fire - Break Glass - Main view T-Shirt Black
In Case of Fire - Break Glass
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In stock

Fire alarm! Everyone runs to the nearest red box on the wall. But instead of a fire hose or fire extinguisher, the cutest fire safety measure in Po...

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Admitting you are wrong
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Sometimes diplomacy really is a superpower: stay calm, smile, agree... and mentally prepare three chapters of evidence, including a list of sources...

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Come to the Dark Side - We Have Cookies - Main view T-shirt Dark Green
Come to the Dark Side - We Have Cookies - Main view T-shirt Black
Come to the Dark Side - We Have Cookies
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In stock

Darth Vader actually had a pretty bad reputation. Black armor, asthmatic breathing, constantly force-choking people - not exactly what you'd call a...

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Retirement Plan Social Collapse
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Pensions are no longer safe, the climate is changing and the internet is no longer what it used to be - but hey, at least you have a sense of humor...

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Horrible Idea
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Some plans sound like a total loss on first hearing. And yet - somehow... it sounds like fun. If you're one of those people for whom "That's a terr...

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Trollface
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Don't we all behave like trolls from time to time, even in real life? Stand up for it and identify yourself with this shirt or simply wear the shir...

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islieb - Do what you want
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A stylish combination of the iconic Disney logo and Grayskull Castle from the popular cult series "Masters of the Universe". Instead of the impress...

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Spreadsheet Time
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Spreadsheet Time is the shirt for all those who don't shout "Panic!" when chaos strikes, but open a spreadsheet first. The clear print with the fam...

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Hoodies and shirts for geeks and nerds

Lots of nerds like science fiction. No wonder, after all, spaceships, futuristic gadgets and the shirts you can buy for sci-fi series are pretty cool. But there aren't just unique shirts and hoodies for sci-fi fans in the world of fan merchandise. There are also lots of funny sayings and motifs for gamers, fantasy geeks, horror film fans, computer science nerds and scientists that deserve to be immortalized on a t-shirt. That's exactly what we thought! With us you'll find loads of unusual and nerdy shirts and hoodies for franchises and sciences that nerds and geeks love.

Shirts for scientists and computer scientists

The world of science is big and varied. The computer science and science shirts and hoodies that are available are just as varied. A classic, for example, is the Schrödinger's cat shirt, which is a great way to convey your love of the thought experiment to others. But besides physics, there are plenty of other scientific disciplines for which you can buy T-shirts and hoodies. For chemists, mathematicians, biologists and computer scientists, we have plenty of unique sayings and shirts that will simply sweeten your everyday office or laboratory life. But you don't have to be a scientist to think our shirts are great. If you're a fan of binary code and molecular chains, you've come to the right place. All computer science fans and IT admins who are big fans of the Bastard Operator from Hell should definitely like our BOFH shirt.

Unique shirts from fantasy to science fiction

Many of us probably already have one or two T-shirts from the film, series or franchise that is particularly close to our hearts. After all, you want to show the world what you, as a nerd, really like. Otherwise, why would you decorate your entire apartment with things like Doctor Who merch! Every Lord of the Rings fan would probably like a You Shall Not Pass shirt to show others that they know how to handle a Balrog. And ours is also great for the math fans out there. But most people don't just like one film or video game, most of the time there are lots of different ones that they just love. If you would like to have the right shirts and hoodies for the games and genres that you think are great, then you have come to the right place.