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Thing 1 Shirt – Funny Dr. Seuss Inspired Matching Tee

Price range: $17 through $31

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Thing 1 Shirt – Whimsical Dr. Seuss Costume Tee for Twins, Friends & Mischief Makers

If you’re looking for a fun and recognizable way to express your playful side, the Thing 1 Shirt is the best pick. Inspired by the beloved characters from Dr. Seuss’s “The Cat in the Hat,” this tee is more than just a costume, it’s a celebration of energy, identity, and group fun. Whether you’re part of a dynamic duo, a themed party crew, or just love a little literary mischief, this shirt brings the chaos in the best way possible.

The Story Behind the Circle

The idea for this shirt came from a school librarian who wanted a fun, easy way to engage kids during Read Across America Week. She and her twin daughters wore matching “Thing 1” and “Thing 2” shirts, and the response was instant smiles, questions, and lots of photos. That moment inspired this design: a Dr. Seuss costume shirt that’s cool for twins, couples, or best friends who love to stand out together.

Thing 1 Shirt Design That Channels Seussian Spirit

  • Typography: “THING 1” in bold, cartoon-style black lettering, bouncy and full of personality.
  • Emblem: A hand-drawn circle with uneven lines, echoing the whimsical chaos of the original illustrations.
  • Color Palette: Black on light gray for high contrast and readability.
  • Base Garment: Light gray tee that lets the design shine without overpowering the eye.
  • Mood: Playful, nostalgic, and instantly recognizable.

This isn’t just a twin theme t shirt, it’s a wearable tribute to childhood joy and literary magic.

Thing 1 shirt design in black text on light t-shirt – matching funny tee for twins or friends

Be the fun half of the duo with this Thing 1 Shirt, inspired by the classic Dr. Seuss characters! Crafted from premium cotton for all-day comfort, this matching tee is ideal for couples, twins, or best friends who love to stand out. Great for costume parties, family events, or casual wear, it’s a must-have for anyone with a playful spirit. Pair it with a Thing 2 Shirt to complete the look!

Quality That’s Mischief-Ready

  • Material: 100% cotton soft, breathable, and cool for all-day wear.
  • Eco-Friendly Inks: Kornit water-based NeoPigment inks, Oeko-Tex™ certified and safe for all ages.
  • No Harmful Substances: Contains 0% recycled polyester and 0% dangerous chemicals.
  • Print Method: Direct-to-Garment (DTG) for vibrant, long-lasting color.
  • Sizes: S to 5XL, because fun comes in every size.
  • Care Instructions: Machine wash cold, inside-out. Tumble dry low or hang dry. No bleach or softeners. Iron inside-out if needed. Do not dry clean.

This unisex graphic tee is built for comfort, durability, and repeat mischief.

Who’s Wearing Thing 1 Shirt?

  • Twins & Siblings: A classic funny gift for twins that never goes out of style.
  • Couples & Besties: Best for matching couple outfits or best friend duos.
  • Teachers & Librarians: Great for school events, book fairs, or Read Across America celebrations.
  • Party Crews: Ideal group costume apparel for Halloween, themed birthdays, or cosplay events.
  • Literature Fans: A subtle nod to a childhood favorite that still brings joy.

Whether you’re the “Thing 1” or the “Thing 2” in your group, this shirt makes your role clear and fun.

Ready to Stir Up Some Fun?

Don’t miss your chance to own the iconic thing 1 shirt. Whether you’re planning a group costume, surprising your twin, or just embracing your inner mischief-maker, this tee is your cool match.

Grab your thing 1 shirt today and let the fun begin, because every great adventure starts with a little chaos.

Shipping and delivery

We are proud to offer international shipping services that currently operate in over 200 countries and islands worldwide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in USA will be shipped by USPS depending on the weight and size of the product.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 3-6 Business days
Canada, Europe 3-6 Business days
Australia, New Zealand 4-7 Business days
Central & South America 4-7 Business days
Asia 6-10 Business days
Africa 8-14 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says "no information available at the moment".

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you have specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

Refunds & returns policy

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • You do not receive them within the guaranteed time (45 days not including 2-5 day processing)
  • You receive the wrong item
  • You do not want the product you have received (but you must return the item at your expense and the item must be unused)

We do not issue the refund if:

  • Your order does not arrive due to factors within your control (e.g. providing the wrong shipping address)
  • Your order does not arrive due to exceptional circumstances outside our control (e.g. not cleared by customs, delayed by a natural disaster)
  • Other exceptional circumstances outside the control of merchku.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on page.

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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