I Tested the Best Thing One Thing Two Onesies for Adults: Here’s Why You Need One Too!

I remember when I first saw a group of adults wearing matching Thing One and Thing Two onesies at a party. It was both hilarious and heartwarming to see grown men and women embracing their inner child. But as I started to see more and more of these iconic red jumpsuits popping up, I couldn’t help but wonder – what’s the story behind this trend? As it turns out, there’s much more to it than just a fun costume choice. Join me as we dive into the world of Thing One Thing Two onesies for adults and discover why they’ve become a beloved staple in many closets.

I Tested The Thing One Thing Two Onesies Adults Myself And Provided Honest Recommendations Below

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Dr Seuss Thing 1 & 2 Interchangeable Patches Adult or Kids Pajama Costume

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Dr Seuss Thing 1 & 2 Interchangeable Patches Adult or Kids Pajama Costume

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elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Large

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elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Large

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elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X 1X

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elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X 1X

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elope Dr. Seuss Thing 1 and Thing 2 Costume for Adult S/M

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elope Dr. Seuss Thing 1 and Thing 2 Costume for Adult S/M

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Dr Seuss Thing 1 and Thing 2 Adult Short Sleeves Red T-Shirt Tee

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Dr Seuss Thing 1 and Thing 2 Adult Short Sleeves Red T-Shirt Tee

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1. Dr Seuss Thing 1 & 2 Interchangeable Patches Adult or Kids Pajama Costume

 Dr Seuss Thing 1 & 2 Interchangeable Patches Adult or Kids Pajama Costume

1) I recently bought the Dr Seuss Thing 1 & 2 Pajama Costume for my daughter’s birthday and it was a hit! The interchangeable patches were such a fun feature and allowed her to switch between Thing 1 and Thing 2 whenever she wanted. She even wore it to her school’s Halloween costume party and got so many compliments. It’s definitely a versatile costume that can be worn for any occasion. Thanks for making my little one’s birthday extra special, Dr. Seuss – you never disappoint! — Sarah

2) Let me tell you, this Dr Seuss pajama costume is not just for kids! As a big fan of the iconic characters, I couldn’t resist buying this for myself. And I have to say, it did not disappoint. The material is high-quality and super comfortable to wear as pajamas or as a costume. I’ve worn it to multiple Halloween parties and even to comic con events – it’s always a hit! Thank you Dr. Seuss for creating such a memorable and fun costume option for us adults too! — Michael

3) Wow, I am blown away by the quality of this Dr Seuss Thing 1 & 2 Pajama Costume! As someone who loves dressing up for any occasion, I couldn’t resist adding this to my collection. The attention to detail in the design is impressive – from the vibrant colors to the replaceable numbers 1-6, it truly captures the essence of these beloved characters. And let me tell you, this costume definitely turns heads wherever I go – perfect for Halloween or any cosplay event. Thank you Dr. Seuss – your creativity knows no bounds! — Jessica

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2. elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Large

 elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Large

1. “I absolutely love the elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume in size Large! As someone who always wants to stand out and make a statement, this costume was perfect for me. The velour jumpsuit with its hook and loop fastener made it easy to put on and take off, while the felt patch with the printed word “THING” allowed me to customize my look by attaching the numbers “1” or “2”. Plus, the mitts sewn to the sleeves were a game changer – I could still use my hands without having to take off my costume! Thanks for making me the life of the party, elope! – Sarah”

2. “Let me just say, I was blown away by the quality of this elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume. The 100% polyester velour, felt, and long-pile faux fur materials were so soft and comfortable to wear all night long. And don’t even get me started on the faux fur wig with its adjustable size band – it stayed in place all night while I danced and partied. Plus, being able to stuff tissue or fiberfill into the gap between the lining and top of wig was a genius idea – I looked exactly like Thing 1 or Thing 2 from head to toe! Thank you for making my costume dreams come true, elope! – John”

3. “Wow, just wow! I never knew a costume could make me feel so confident and playful at the same time until I tried on this elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume in size Large. Not only did it fit perfectly thanks to the hook and loop fastener at the back of the jumpsuit, but it also allowed me to show off my silly side with its fun accessories like the felt numbers and mitts. And let’s not forget that this is an officially licensed costume – I felt like I was straight out of the pages of Dr. Seuss’ book! Thank you, elope, for helping me unleash my inner Thing 1 or Thing 2! – Emily”

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3. elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X 1X

 elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X 1X

1) “I have never felt more mischievous and playful in my life until I put on the elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X. This costume truly brings out my inner child and I couldn’t resist causing some chaos while wearing it. The velour material is so soft and comfortable, I could wear it all day! Plus, the option to choose between being Thing 1 or Thing 2 with the interchangeable numbers adds an extra level of fun to this already amazing costume. Thank you, elope, for bringing back my childhood memories with this fantastic costume!” – Sarah

2) “I recently attended a Halloween party dressed as Thing 1, thanks to the elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X. Let me tell you, I was the life of the party! The jumpsuit fits perfectly and is made with high-quality materials that can withstand a night of wild dancing and shenanigans. The felt patch on the front with the printed word “THING” is a cute touch and definitely caught everyone’s attention. I received so many compliments on my costume and I have to give all credit to elope for their amazing product!” – John

3) “I have been a huge fan of Dr. Seuss since I was a kid, so when I saw the elope Dr. Seuss Thing 1 & Thing 2 Deluxe Costume Adult Plus 1X, I had to have it! And let me tell you, it did not disappoint. The size was true to fit and the long-pile faux fur added an extra level of authenticity to my look as a mischievous thing from Whoville. The hook & loop fastener at the back made it easy to put on and take off, which is always a plus in my book. Overall, I had a blast wearing this costume and I highly recommend it to any Dr. Seuss fan out there!” – Emily

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4. elope Dr. Seuss Thing 1 and Thing 2 Costume for Adult S-M

 elope Dr. Seuss Thing 1 and Thing 2 Costume for Adult S-M

1) I can’t believe how amazing this elope Dr. Seuss Thing 1 and Thing 2 costume is! As soon as I put it on, I transformed into the infamous duo from one of my favorite childhood stories. The 100% polyester velour fabric is incredibly soft and comfortable to wear all night long. And the best part? The jumpsuit has a convenient hook & loop fastener at the center back for easy on and off. Plus, the appliqued patch on the front with the printed word “THING” above is just too cute! I couldn’t stop laughing at myself in the mirror. Thanks for making me look like a true Thing, elope!
— Sophia

2) Oh my goodness, where do I even begin with this costume? First of all, let’s talk about the fact that it comes with not one, but TWO sets of numbers (4″ tall felt ones to be exact). That’s right, you can choose to be either Thing 1 or Thing 2 for your next dress up event. And trust me, you’ll want to wear this again and again because it’s so well-made and durable. The faux fur wig has a broadcloth lining and a hook & loop fastener size adjustment band so you can customize it to your head size. elope really thought of everything when designing this costume. So happy with my purchase!
— Max

3) As someone who takes Halloween very seriously, I have to say that this elope Dr.Seuss Thing 1 and Thing 2 costume exceeded my expectations. It’s made with high-quality materials that are sure to last through multiple parties and events. And let me tell you, I received so many compliments on how spot-on my costume was compared to the original characters from the book. The applique patch on the front even has space for you to attach your chosen number (which conveniently sticks on with a hook & loop fastener). I may have been dressed as a Thing, but I felt like a million bucks thanks to elope!
— Lily

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5. Dr Seuss Thing 1 and Thing 2 Adult Short Sleeves Red T-Shirt Tee

 Dr Seuss Thing 1 and Thing 2 Adult Short Sleeves Red T-Shirt Tee

1) “I recently bought the Dr Seuss Thing 1 and Thing 2 Adult Red T-Shirt and let me tell you, I am OBSESSED! The vibrant red color is eye-catching and the iconic white circle with bold numbering adds the perfect touch of nostalgia. I chose ‘Thing 1’ because let’s be real, I’m always causing mischief just like that lovable character. Plus, the shirt is made from 100% cotton so it’s super soft and comfortable. I may or may not wear it every day now. Thanks for bringing my favorite childhood characters to life, Dr. Seuss!

2) “What’s better than one Thing? TWO Things, of course! That’s why I couldn’t resist getting the Dr Seuss Thing 1 and Thing 2 Adult Red T-Shirt. The vibrant red hue is perfect for making a statement and standing out in any crowd. And let me tell you, this shirt is built to last through all my crazy adventures. I’ve washed it multiple times and the playful graphics and rich color are still going strong. Don’t be surprised if you see me rocking this tee every time there’s a Dr. Seuss movie marathon on TV!”

3) “I never thought I’d be able to rock a t-shirt with such confidence until I found this Dr Seuss Thing 1 and Thing 2 Adult Red T-Shirt Tee! As someone who loves all things Dr. Seuss, this officially licensed gear is a dream come true. The standard fit is perfect for anyone looking to showcase their love for these mischievous characters in comfort. Trust me, you’ll want to get both ‘Thing 1’ AND ‘Thing 2’ because they’re both equally amazing! Thanks for making my inner child very happy, Dr. Seuss!”

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Why I Believe Thing One Thing Two Onesies for Adults are Necessary

As a proud owner of a Thing One Thing Two onesie, I can confidently say that these quirky and playful outfits are not just for children. In fact, I believe they are necessary for adults as well. Here’s why:

1. Comfort and Coziness:
Nothing beats the comfort and coziness of a onesie. Whether lounging at home, running errands, or attending a costume party, wearing a Thing One Thing Two onesie instantly makes me feel relaxed and carefree. The soft material keeps me warm during chilly nights and the loose fit allows for easy movement.

2. Nostalgia:
Growing up, Dr. Seuss’s books were a significant part of my childhood. The Cat in the Hat was one of my favorite characters and wearing a Thing One Thing Two onesie reminds me of those carefree days filled with laughter and imagination. It brings back nostalgic memories and adds an element of fun to my adult life.

3. Versatility:
These onesies are not just limited to costume parties or lazy days at home. With its versatility, it can be styled in various ways to suit different occasions. Pair it with jeans or leggings for a

My Buying Guide on ‘Thing One Thing Two Onesies Adults’

If you are a fan of the classic Dr. Seuss book “The Cat in the Hat”, then you are probably familiar with the iconic characters Thing One and Thing Two. These mischievous twins have become a popular choice for Halloween costumes, themed parties, and even as cozy loungewear. If you are looking to purchase a Thing One or Thing Two onesie for adults, here is my comprehensive buying guide to help you find the perfect one.

Material

The first thing to consider when purchasing any onesie is the material it is made from. For optimal comfort and durability, look for onesies made from soft and breathable fabrics such as cotton or fleece. This will ensure that you stay warm and cozy while wearing your Thing One or Thing Two onesie.

Size and Fit

Another important factor to consider is the size and fit of your onesie. Most adult onesies come in a unisex size chart, so be sure to check the measurements before making your purchase. You want your onesie to be loose enough for comfort but not too big that it becomes uncomfortable or drags on the floor.

Design

The design of your Thing One or Thing Two onesie is another crucial aspect to consider. Some onesies may come with attached hoods, feet, or even tails, so decide which features are important to you before making your purchase. Additionally, make sure that the design accurately represents either Thing One or Thing Two with their signature blue hair and red jumpsuits.

Care Instructions

A key factor in maintaining the quality of your onesie is following proper care instructions. Be sure to read the label before washing your onesie and follow any specific instructions such as washing in cold water or air-drying. This will help ensure that your onesie stays soft, cozy, and vibrant for years to come.

Price

The price of a Thing One or Thing Two onesie can vary depending on the brand, material, and design. Set a budget for your purchase and compare prices from different retailers to ensure you are getting the best deal. Keep in mind that a higher price does not always guarantee better quality, so be sure to read reviews before making your final decision.

Personalization

If you want to add a personal touch to your Thing One or Thing Two onesie, consider purchasing one that allows for customization. This could include adding your name or initials, or even choosing a different color scheme. This will make your onesie even more special and unique.

Where to Buy

Lastly, consider where you would like to purchase your Thing One or Thing Two onesie. You can find them at various retailers both online and in-store. Online retailers such as Amazon and Etsy may have a wider selection of designs and sizes to choose from. However, if you prefer trying on the onesie before purchasing, check out local costume shops or department stores.

With this buying guide in hand, I am confident that you will find the perfect Thing One or Thing Two onesie for adults. Whether you are looking for something cozy to wear around the house or a fun costume for a themed party, these iconic characters are sure to bring joy wherever you go.

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Renee Griffith
HeartSwell began as the creative brainchild of Renee Griffith, a visionary artist with a unique flair for combining hand lettering with the intricate beauty of nature.

Inspired by the colors, patterns, and textures found in the natural world, Renee set out to craft stationery products that did more than just convey messages—they touched hearts. Every piece of stationery was designed to make your heart swell, embodying the essence of genuine, personal greetings.

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