Personalized geeky stamps

Welcome to our Dark Side! We've fully embraced the geek world, and now we’re bringing you customizable stamps like never before. In this section, you'll find ex libris stamps, return address stamps, and kids' clothing stamps (available in wood or automatic format!). A world of endless possibilities for personalizing everything you can imagine!

While these stamps are often used to mark books, clothes, or letters, the real fun is in how you can completely customize them. Imagine turning a return address stamp into a super fun detail for a superhero-themed birthday party for your niece or creating an original business card with a geeky twist. Want to use a stamp to mark your kids' clothes or books? You can even add a phone number to a kids' stamp to print it on their arm when you’re at an amusement park! Your creativity is the limit, and at Biterswit, we love helping you bring your ideas to life. Whatever you want, we’ll make it happen!

Just remember, while you can change the text on the stamp, we’ll help ensure it fits the original design. If you need help or inspiration, feel free to email us at hola@biterswit.com. We’re ready to make your stamp unique!

There are 113 products.

Showing 81-113 of 113 item(s)
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Custom library stamp "Pirate"

€30.00 €25.50

Can you imagine that someone borrows you a book and on the first page you find the stamp of the most famous pirate coin with your friend's name? Well, you can be that friend! :) Mark all your books in the funniest way and surprise your friends and what is more important, they will know they have to return the borrowed book, we all know what happens when...

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Custom address stamp "Pirate Family"

€25.00 €21.25

If you are thinking of launching into the open sea and becoming a Pirate Family, here is one of those essential things for any current pirate: an address stamp to stamp the return address of your letters, postcards, or messages in a bottle from any corner of the planet, as One-Eyed Willy did. Sail the seas looking for treasures, living without Wi-Fi,...

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"Pirate party" 2 stamp set

€25.00 €21.25

A personalized stamp with the name you want can be used for a thousand things, from a stamp to marking your children's clothes, to decorating your gift tags, or as a library stamp. You can write a name or a text you want. You have two lines of text so you can put: name and surname / two names / a text of 2 words (such as, for example, thank you) / the...

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Custom address stamp "Family from another Planet"

€25.00 €21.25

It is very important to know where you live, ask our favorite extraterrestrial friend if not. He arrived at Elliot's house more lost than if he had gone to Mars. For this reason, we want you to have an address stamp from another planet with the moon and stars that the postman will not be able to stop admiring and reliving his young years. There is no more...

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Custom library stamp "Extra-Terrestrial Reader"

€25.00 €21.25

Lending a book to someone with the first page stamped with this customizable Extra-Terrestrial Reader bookplate is from another planet, yes, and you are going to love it. We can assure you that with this stamp, no one else will keep your book, and that is very good news. Well, we can't assure you this but at least your friend will know the book is yours....

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Custom address stamp "Night Forest"

€25.00 €21.25

Do you like alien movies but at home, they aren't such fans and they don't let you bring out all your nerdiness? It's okay, this night forest address stamp design is the solution. At home, you can say that it is any forest at night with a very beautiful full moon and that it gives prosperity to the family, love, and peace. But we know that it is not just...

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"Phone Home" 2 rubber stamp set

€25.00 €21.25

If you want to organize a themed children's party in our online store you will find many ideas to customize invitations, envelopes, labels, and gift paper. This stamp set includes 2 stamps for a space-themed party, a design that children and parents will love :) And if you are looking for ideas to decorate a superhero, elf, or pirate party in our Dark...

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Custom library stamp "Theoretical Physicist"

€25.00 €21.25

That they sit in your place on the sofa… ok, even if it is in the perfect place to not have reflections on the TV, not have to turn your head to talk to your friends and feel the fresh air in summer, but that they do not return a borrowed book… That's a no! If you're tired of lending books that don't come back, this personalized Theoretical Physicist...

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Custom library stamp "Vintage Comic Book"

€25.00 €21.25

“In case it's not clear, this is MY BOOK! It says so on the stamp that you will see stamped on the first page. Bazinga!" This is how you will win all the discussions from now on about borrowed books and all thanks to this personalized vintage comic book library stamp with your name. No one will be able to make you believe that you are crazy again when you...

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Custom comic book address stamp "Super Family!"

€25.00 €21.25

Splash, boom, wow! How amazing are the superhero comics capable of flying, disappearing, or moving things just thinking about it! If you could have a superpower which one would you choose? Teleportation, invisibility, or do call dibs for the IronMan suit directly? All of them have inspired us to create this comic-themed return address stamp with your...

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Custom address stamp "Rock, Paper, Scissors, Lizard, Spock"

€25.00 €21.25

Everyone knows that “Scissors cut paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves Spock, Spock vaporizes rock, and, as it always has, rock crushes scissors” and your cards, postcards, and packages need to spread this legendary wisdom. With this...

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"Rock, Paper, Scissors, Lizard, Spock" 2 geeky stamp set

€25.00 €21.25

Who played rock, paper, and scissors as a child? Surely most, if not all. Well, like any game, it has version 2.0, an update, call it what you want. In this pack of stamps, you will find a personalized stamp with the text, name, or short phrase you want and a Rock Paper Scissors Lizard Spock stamp, the perfect new geeky game for deciding important...

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"Super Hero Party" 2 geeky stamp set

€25.00 €21.25

If your son or niece is a mega fan of superheroes and it's her birthday soon, surprise her with a superhero-themed birthday party inspired by the world of comics. You can customize the name stamp with a name, first and last name, a name and a birthday date... you have 2 lines of text to fill the way you want. And what about the other stamp? Well, the...

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Custom return address stamp "New York"

€30.00 €25.50

Living with your best friend and having your best friends in front of you has to be awesome! All of us at some point have imagined that, having a drink in our respective Central Perk, between laughs and gossip, because that's what best friends are for. Possibly you have not succeeded, and neither have we, but if it's any consolation, you can have a...

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"New York" 2 stamp set

€25.00 €21.25

If you are looking for an original and different way to decorate your bullet journal, project life, or your favorite books, here is a pack of stamps inspired by the most looped tv-show in history, because even though we have seen it 8 times, we always laugh with the same jokes, just remember this keyword "PIVOT" "MY EYES!!" You can personalize one of the...

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Custom library stamp "Dracula"

€25.00 €21.25

This personalized ex libris is the perfect stamp to mark all your books if you are a fan of Dracula. The climbing plant design around your name will make you travel to the Transylvanian castle gardens. We think Bram Stoker would be very proud to know that he has inspired a library stamp, his great passion since childhood. With him, we have immersed...

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Custom library stamp "Gothic Romanticism"

€25.00 €21.25

If you are looking for a classy and elegant custom library stamp or if your weakness is vampires but you don't like bats, here you have our personalized gothic ex-libris worthy of any fan. A gothic design with a romantic goth floral composition. You can mark all your books in the most original way, personalize them with your name and you can write the...

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"Romantic Gothic Monogram" 2 Halloween stamp set

€25.00 €21.25

An original and elegant way to personalize your books, letters, and envelopes: a custom stamp with your initial surrounded by a Romantic Gothic border. Write the initial you want in the product customization section and, apart from your stamp with the initial you want, you will also receive a stamp with the most sincere vampire phrase in history "You...

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Custom Halloween address stamp "Transylvania"

€25.00 €21.25

Whether or not you live in a medieval castle in Romania, now you can be the coolest of your block of neighbors with this Transylvania custom return address stamp. A perfect stamp for Halloween party invitations or a Dracula-themed wedding :) Can you imagine the delivery man's face when he sees this sender? It is for it to stand at your feet. You deserve...

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Custom address stamp "Victorian Floral"

€25.00 €21.25

Family is the most important thing and for just that reason you deserve a personalized address stamp. This stamp with your return address surrounded by a Victorian-style floral composition is designed for flower and nature lovers :) If you are getting married and you are organizing a Victorian wedding, it will also be perfectly stamped on your envelopes...

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"Victorian Gothic Family" 2 stamp set

€25.00 €21.25

Is your family more of an Addams family than a typical American family? Do you prefer bat mail to owl mail? (although Bat Post sounds more like Batman's mailbox than anything else...) Well, here we have the perfect family custom stamp for a Victorian Gothic family that doesn't hide in the shadows. Apart from the Bat Post stamp to mark your envelopes,...

Geeky custom address stamp for Gamer Family gift
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Custom geeky address stamp "Gamer Family"

€25.00 €21.25

Your house is your castle, even if it is 40 square meters, without a tower, without a flag, and without stars swarming around it. With this custom Gamer Family stamp personalized with your address, you can let everyone who receives a letter or postcard that you are a real gamer lover. You can personalize it with your name and your data or with those of...

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"Gamer Family" 2 rubber stamp set

€25.00 €21.25

If you love to play with your family and you have assembled your own team, this stamp set is perfect to mark your vintage games, board games, labels, envelopes, letters, postcards, and even your geocaching tokens. You can personalize one of the stamps with your team name, family, or the text you want. You can also write your child's name if you want to...

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Custom library stamp "Retro Pattern"

€25.00 €21.25

If you like horror movies we are sure that this is on your 10 top list. Jack slipped into our lives, ax in hand, to make us spend a wonderful and terrifying time. This custom library stamp with a retro pattern around your name is perfect for marking your books. It is curious that a print remains so related to a movie, but it is that just thinking about...

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"I'm coming..." 2 stamp set

€25.00 €21.25

Have you been more scared with the book or with the movie? We wouldn't know what to tell you but what we can assure you is that the sequence shot of the tricycle ride along the long carpet of the Overlook Hotel is stuck in our minds. That is why we want to pay tribute with this stamp set with 2 wooden stamps. You can personalize one of them with the name...

Nerdy custom library stamp Computer Engineer with name and file tree structure with folder file icons
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Nerdy custom library stamp "Computer Engineer"

€30.00 €25.50

If you have a computer engineer boyfriend who doesn't stop accumulating JavaScript books, it's easy for you to find an original gift and that's because, my friend, what he needs is an original custom bookplate with his name and this file tree structure with folder file icons you can customize with the text you want. With this geeky ex-libris stamp, you...

Geek custom library stamp with name in binary code
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Geek custom library stamp "Binary Code"

€25.00 €21.25

If you are one of those who manage better in front of a computer than in an oven and you are already tired of having your most precious books disappear, this personalized ex libris with your name in binary code is specially made for you. Being a computer engineer is hard because how many times have you explained to your friends that even if you are a...

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Custom return address stamp "Geek Family"

€25.00 €21.25

If you can control your home with your mobile, you have acquired an amazing skill in the art of hiding cables, and your Christmas gift to yourself has been an Nvidia Shield TV, your family is on another level, your family is a geeky family and it deserves a family stamp to match. With this custom return address stamp inspired by the famous HELLO WORLD!...

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"Hello Word!" 2 nerdy stamp set

€25.00 €21.25

If you miss the days when you still didn't get asked how to fix a printer, fridge, or appliance in general, this Hello World! stamp pack will bring back fond memories of your early days as a Junior Geek. A wooden stamp set with 2 small geeky stamps inspired by the world of computing that includes a HELLO WORLD! stamp and another personalized stamp with...

Automatic stamp for clothing Animals
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Automatic stamp for clothing "Animals"

€32.00 €27.20

This automatic stamp with textile ink will save your life when your son or daughter starts kindergarten. A personalized stamp with his or her favorite animal: dog, cat, squirrel, rabbit, butterfly, flamingo, horse, unicorn, dolphin, seahorse, octopus or clownfish. You can choose the animal of your choice and the font (lowercase or uppercase). You will...

Custom clothing name stamp "Animals" Unicorn (Choose your favorite)
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Clothing name stamp "Animals" (Choose your favorite)

€27.00 €22.95

Make organizing your kids’ clothes fun and hassle-free with our Personalized Clothing Name Stamp featuring adorable animal designs! This versatile stamp is perfect for marking fabric and paper, making it a must-have for busy parents. Choose from a variety of charming animals, including a dog, cat, squirrel, rabbit, butterfly, flamingo, horse, unicorn,...

Custom geeky children stamp with patronum animal
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Clothing name stamp "Patronum"

€27.00 €22.95

This customizable Patronus stamp with a protector animal for children is specially designed for little magicians or the sons and daughters of advanced magicians. This Patronum, apart from protecting them, will ensure that socks, backpacks, or shirts are never lost again. He is a very responsible Patronum. With this customizable stamp for school or...

Romantic Floral Monogram Stamp for Dark academia fans Custom Ex Libris
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Personalized monogram bookplate "Dark Academia"

€21.00 €17.85

If your bookshelf is your sanctuary and you secretly wish you lived in a gothic library, this monogram stamp was made for you. It’s a personalized ex libris stamp with your initial in the center of a lush, moody floral design—total dark academia vibes with a touch of fantasy romance. We’re talking dark romanticism, dreamy florals, and a custom monogram...