Browse All Products, Birthday Cards, For the Pet Owners, Greeting Cards, Encouragement Cards at Onderkast Studio

Holy Crap It’s Your Birthday Cat Greeting Card

$4.95

Holy Crap It’s Your Birthday Cat Greeting Card

$2.95 ~~$4.95~~

Holy Hell, You Slay Girl Greeting Card – FINAL STOCK

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The Holy Shit Engagement Ring Greeting Card by Onderkast Studio features a pink background, bold gold “HOLY SHIT!” lettering, a diamond illustration, and “Congratulations!” in white script—perfect for engagements.

$4.95

Holy Shit Engagement Ring Greeting Card

The Holy Shit You’re Ancient Dinosaur Greeting Card by Onderkast Studio features a cartoon dinosaur in party gear with the text holy shit YOURE ANCIENT—a funny milestone birthday card for anyone with a sense of humor!.

$4.95

Holy Shit You’re Ancient Dinosaur Greeting Card

Celebrate with humor using the Onderkast Studio Holy Shit You’re Old! Greeting Card—featuring bold text, a toilet paper roll with candles, an empty roll, and a cupcake with a playful swirl design.

$4.95

Holy Shit You’re Old! Greeting Card

Add a playful touch to your space with the Onderkast Studio Home Is Where the Pants Come Off Refrigerator Magnet, featuring the funny phrase in bold purple letters on a light blue and white background.

$8.50

Home Is Where the Pants Come Off Refrigerator Magnet

$2.95 ~~$4.95~~

Home Sweet Home Greeting Card – FINAL STOCK

-40%

$8.50

Hook ‘Em Folks Refrigerator Magnet

The Onderkast Studio Hooray Atta Girl Greeting Card features a pink background with “hooray! ATTA GIRL!” in bold, colorful letters and star accents. Paired with a white envelope, it’s perfect for congratulations.

$4.95

Hooray Atta Girl Greeting Card

$4.95

Hooray! Confetti Greeting Card

Celebrate with the Onderkast Studio Hooray! Confetti Popper Folded Greeting Note Set of 10, featuring HOORAY! in pink on a light pink card with party popper confetti and a brown border for a premium touch.

$20.00

Hooray! Confetti Popper Folded Greeting Note Set of 10

$4.95

Hooray! Confetti Popper Greeting Card

$3.95

Hopeless Ramentic Button Magnet

The Hopeless Ramentic Pinback Button by Onderkast Studio features a bowl of ramen and playful text, displayed on a mint green card. Website info and Made in the USA are shown below.

$3.50

Hopeless Ramentic Pinback Button

$4.95

Hoppy Beerthday! Beer Greeting Card

The Hot Diggity Dog Greeting Card by Onderkast Studio shows a cartoon dachshund in a hot dog bun with balloons and a party hat. Premium quality, vibrant HAPPY BIRTHDAY! text—ideal for fun birthday celebrations.

$4.95

Hot Diggity Dog Greeting Card

The Hot Single in Your Area! Button Magnet by Onderkast Studio features bold red text on yellow, making a hilarious gift. Printed in the USA.

$3.95

Hot Single in Your Area! Button Magnet

The Hot Single in Your Area! Pinback Button by Onderkast Studio is a yellow button with bold red text and a playful dating joke, presented on a branded card.

$3.50

Hot Single in Your Area! Pinback Button

Houston Map Art Print by Onderkast Studio features colorful, whimsical illustrations of Houstons neighborhoods, landmarks, parks, museums, and attractions—charmingly bordered with trees and stars.

From $14.95

Houston Map Art Print

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$2.95

Houston Map Postcard

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The Onderkast Studio Houston Map Refrigerator Magnet features playful icons of rockets, animals, buildings, and landmarks like NASA, Hermann Park, and Buffalo Bayou—a charming Texas souvenir for your fridge.

$8.50

Houston Map Refrigerator Magnet

Houston Neighborhoods Map Coaster Set - onderkast-studio

$11.95

Houston Neighborhoods Map Coaster Set

$19.95

Houston Skyline Tote Bag

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The How 90s Babies Were Made Greeting Card by Onderkast Studio features a Bop It toy with confetti shapes and playful commands—Flick it! Spin it! Twist it! Pull it! Bop it!—making it perfect for fans of 90s nostalgia.

$4.95

How 90s Babies Were Made Greeting Card

The Howdy Boot Refrigerator Magnet by Onderkast Studio features a playful HOWDY! above cowboy boots, a hat, and rope—add this fun Western flair to your fridge for charming Old West decor.

$8.50

Howdy Boot Refrigerator Magnet

The Howdy Doody Boot Letterpress Coaster Set by Onderkast Studio comes in a brown box and features a cartoon cowboy boot, a “Don’t be moody!” speech bubble, and “Howdy doody SHAKE THAT BOOTY” in bold around the image.

$11.95

Howdy Doody Boot Letterpress Coaster Set

$19.95

$2.95

$4.50

$3.95

Howdy Folks! Button Magnet

The Howdy Folks! Pinback Button by Onderkast Studio features a smiling cowboy with a banner, displayed on a light blue Onderkast card with website and “Made & printed in the USA” details.

$3.50

Howdy Folks! Pinback Button

Onderkast Studio’s Howdy Howdy Howdy Art Print showcases “HOWDY” repeated in bold, colorful letters on a white background, with each row in a unique palette for a playful Western vibe.

From $14.95

Howdy Howdy Howdy Art Print

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Add charm to your fridge with the Howdy Howdy Howdy Refrigerator Magnet by Onderkast Studio, featuring “Howdy” repeated in colorful, playful letters on a light pink background. Printed in the USA.

$8.50

Howdy Howdy Howdy Refrigerator Magnet

$19.95

Howdy Tote Bag

$3.95

Howdy! Button Magnet

$4.95

Howdy! Cowgirl Boot Greeting Card

$3.50

Howdy! Pinback Button

The Onderkast Studio Howldy Button Magnet features a cute dog in a cowboy hat and red bandana with HOWLDY above, all in vibrant colors on a crisp white background for a fun Western-inspired touch.

$3.95

Howldy Button Magnet

Howldy Cowboy Dog Refrigerator Magnet by Onderkast Studio features a dog in a cowboy hat and red bandana, with “HOWLDY” in bold letters below and decorative stars, bringing playful Western charm to your fridge.

$8.50

Howldy Cowboy Dog Refrigerator Magnet

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The Onderkast Studio Howldy Dog Refrigerator Magnet features a small dog in a cowboy hat and red bandana with HOWLDY above, adding playful charm to any fridge.

$8.50

Howldy Dog Refrigerator Magnet

The Onderkast Studio Howldy Folded Greeting Note Set of 10 features cards with an illustrated dog in a cowboy hat and red bandana under “HOWLDY,” printed on premium US-made card stock. Cards are displayed upright against a plain background.

$20.00

Howldy Folded Greeting Note Set of 10

$4.95

Howldy Greeting Card

The Howldy Pinback Button by Onderkast Studio features a dapper dog in a cowboy hat and red bandana with HOWLDY above, displayed on an Onderkast Studio card. This Western-inspired accessory adds charm to any outfit.

$3.50

Howldy Pinback Button

$4.50

Howldy Sticker

The Hug Life Button Magnet by Onderkast Studio features bold white HUG LIFE text on a black circular background—a stylish, cozy accent for any space.

$3.95

Hug Life Button Magnet

The Hug Life Pinback Button by Onderkast Studio features black with white lettering, displayed on a beige card labeled Onderkast Pinback Button with the website and Made in the USA below.

$3.50

Hug Life Pinback Button

The Hug Me Hands Button Magnet by Onderkast Studio features two illustrated hands reaching toward each other with hug me between them on a pale blue background—a playful invitation to connect.

$3.95

Hug Me Hands Button Magnet

The Hug Me Hands Pinback Button by Onderkast Studio features a hand gesture and hug me text, displayed on a card labeled Onderkast Studio PINBACK BUTTON with the website and MADE IN THE USA below.

$3.50

Hug Me Hands Pinback Button

The Hugs & Drugs Button Magnet by Onderkast Studio is a round black magnet with “HUGS & DRUGS” in white, featuring a smiling pink cartoon heart with outstretched arms, celebrating the joy of physical touch.

$3.95

Hugs & Drugs Button Magnet

The Hugs & Drugs Pinback Button by Onderkast Studio is a round black button with a pink smiling cartoon figure and vibrant colors, representing playful touch, displayed on a white Onderkast pinback button card.

$3.50

Hugs & Drugs Pinback Button

$8.50

Hugs Not Ughs Refrigerator Magnet

$2.95 ~~$4.95~~

Hush Little Baby Greeting Card – FINAL STOCK

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Onderkast Studio’s “I Can’t Wait To Spoil That Child Silly Greeting Card” features a white cabinet brimming with colorful baby toys, books, clothes, and decorations—perfect for sending a unique and premium greeting!.

$4.95

I Can’t Wait To Spoil That Child Silly Greeting Card

The I DO Judge a Book By Its Cover Button Magnet by Onderkast Studio features playful, multicolored text on a light background—an eye-catching and fun magnet for any collection.

$3.95

I DO Judge a Book By Its Cover Button Magnet

A round pinback button on a peach backing card reads I DO Judge a Book By Its Cover, with colorful lettering. Printed in the USA by Onderkast Studio. Text includes “Onderkast Pinback Button” and onderkaststudio.com.

$3.50

I DO Judge a Book By Its Cover Pinback Button

The Onderkast Studio I Hope You Love the Present You Told Me To Get You! Greeting Card features a light design with a smiling couple and fun pink/red text on premium cardstock.

$2.95 ~~$4.50~~

I Hope You Love the Present You Told Me To Get You! Greeting Card *

Buy now

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The I Hope Your Day Is As Lovely As Your Butt Greeting Card by Onderkast Studio features a playful design with light colors—perfect for sending cheerful wishes! Made in the USA.

$4.95

I Hope Your Day Is As Lovely As Your Butt Greeting Card

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I Just Can't Stop Checking You Out! Greeting Card

$4.95

I Just Can't Stop Checking You Out! Greeting Card

Onderkast Studios I Knead You Cat Greeting Card features a smiling cat in an orange collar with a heart tag, surrounded by pink polka dots, and the playful message I KNEAD YOU in vibrant colors—perfect for cat lovers.

$4.95

I Knead You Cat Greeting Card

The I Love You More Than Carbs Greeting Card by Onderkast Studio features charming bread, pastries, and a cute mug illustration on a light background—perfect for carb lovers. Comes with a white envelope.

$4.95

I Love You More Than Carbs Greeting Card

The I Love You Today Greeting Card by Onderkast Studio features a wavy orange border, playful polka-dot background, and an inside message: I love you today more than yesterday, but not as much as I will tomorrow.

$4.95

I Love You Today Greeting Card

The Onderkast Studio I See a Very Merry Christmas In Your Future folded note set features two hands with red nails holding a snow globe with a red house, snow, and trees on a pink background. Set of 10 cards.

$20.00

I See a Very Merry Christmas In Your Future Folded Greeting Note Set of 10

Send festive cheer with the I See a Very Merry Christmas In Your Future Greeting Card by Onderkast Studio. Features two hands with red nails holding a snow globe and cheerful holiday accents. FINAL STOCK—perfect for magical greetings!.

The I See a Very Merry Christmas In Your Future Greeting Card by Onderkast Studio features “...AH SHIT. THIS IS A SNOWGLOBE.” in red text on the right side, with the left side blank. FINAL STOCK.

$2.95 ~~$4.95~~

I See a Very Merry Christmas In Your Future Greeting Card – FINAL STOCK

-40%

$4.95

I Still Do Rings Greeting Card

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