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Hot Card Summer

The Many Thanks Lemon Pattern Greeting Card by Onderkast Studio features illustrated lemon branches, green leaves, small flowers, and “Many thanks” in blue cursive on a white background with blue decorative marks.

The Many Thanks Lemon Pattern Greeting Card by Onderkast Studio is displayed open against a white background, showing both inner pages completely blank and unmarked.

$4.95

Many Thanks Lemon Pattern Greeting Card

Fabulous Flamingo Floatie Greeting Card by Onderkast Studio: A light premium card printed in the USA, featuring a woman on a pink flamingo float. Front text: Hoping your day is as fabulous as you, which is like, ridiculously fabulous.

The Fabulous Flamingo Floatie Greeting Card by Onderkast Studio is shown open and flat, both sides visible, on a white surface. This premium card is proudly printed in the USA.

$4.95

Fabulous Flamingo Floatie Greeting Card

Happy Birthday Rainbow Cake Greeting Card

Happy Birthday Rainbow Cake Greeting Card

$4.95

Happy Birthday Rainbow Cake Greeting Card *

The Happy Birthday Sweet Cheeks Greeting Card by Onderkast Studio features an illustration of three women in swimsuits and party hats with HAPPY BIRTHDAY, SWEET CHEEKS! on a confetti background—fun and premium for any birthday.

Blank inside view of greeting card

$4.95

Happy Birthday Sweet Cheeks Greeting Card

The Another Year and Still Smashing It Pickleball Greeting Card by Onderkast Studio features a pink border, a hand with a green-and-white striped paddle hitting a yellow ball, and cheerful birthday wishes for pickleball fans.

The Another Year and Still Smashing It Pickleball Greeting Card by Onderkast Studio is a premium blank white card lying flat, perfect for your custom message or as a unique greeting for any pickleball fan.

$4.95

Another Year and Still Smashing It Pickleball Greeting Card

Happy B-Day! Sunglasses Greeting Card

Happy B-Day! Sunglasses Greeting Card

$4.95

Happy B-Day! Sunglasses Greeting Card *

Sending Pawsitive Vibes Dog Greeting Card

Blank inside view of greeting card

$4.95

Sending Pawsitive Vibes Dog Greeting Card

Onderkast Studio’s There’s a Million Fish in the Sea Mermaid Greeting Card features a vibrant mermaid with long white hair, a crown, and blue tail. Front text: Theres a million fish in the sea, but bitch youre a mermaid.

The There’s a Million Fish in the Sea Mermaid Greeting Card by Onderkast Studio lies open on a white surface, displaying both blank inner pages—ready for your personalized message and offering a premium feel.

$4.95

There’s a Million Fish in the Sea Mermaid Greeting Card

The This Birthday Suits You Greeting Card by Onderkast Studio features a vibrant illustration of a joyful woman in sunglasses, scattered white flowers, and This Birthday Suits You! on a yellow background for a premium feel.

Blank inside view of greeting card

$4.95

This Birthday Suits You Greeting Card

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Rainbow Happy Birthday Greeting Card

Rainbow Happy Birthday Greeting Card

$4.95

Rainbow Happy Birthday Greeting Card *

Shine On! Greeting Card

Shine On! Greeting Card

$4.95

Shine On! Greeting Card *

Happy Birthday, Lovely! Flamingos Greeting Card

Happy Birthday, Lovely! Flamingos Greeting Card

$2.95 ~~$4.95~~

Happy Birthday, Lovely! Flamingos Greeting Card – FINAL STOCK

-40%

The Happy Birthday You Sweet Summer Child Greeting Card by Onderkast Studio features vibrant summer illustrations and the bold message HAPPY BIRTHDAY YOU SWEET SUMMER CHILD—the perfect premium card for a sunny birthday celebration.

Blank inside view of greeting card

$4.95

Happy Birthday You Sweet Summer Child Greeting Card

Wow, You’re Ripe Greeting Card

Blank inside view of greeting card

$4.95

Wow, You’re Ripe Greeting Card

The Beach, Please! Greeting Card by Onderkast Studio features a woman in a white swimsuit and pink sunglasses on an orange-and-white float, flashing a peace sign with swirling light pink water—perfect for summer vibes.

Blank inside view of greeting card

$4.95

Beach, Please! Greeting Card

Squeeze the Day Lemonade Stand Greeting Card

Blank inside view of greeting card

$2.95 ~~$4.95~~

Squeeze the Day Lemonade Stand Greeting Card – FINAL STOCK

-40%

Onderkast Studios Vacay All Day Greeting Card features a vibrant illustration of a woman relaxing on a striped beach towel, surrounded by sandals, sunhat, sunglasses, and tropical details—perfect for sharing vacation vibes.

Blank inside view of greeting card

$4.95

Vacay All Day Greeting Card

The Girls Just Wanna Have Sun Greeting Card – FINAL STOCK by Onderkast Studio features diverse women in swimsuits swimming among bubbles and vibrant colors, with “Girls Just Wanna Have Sun” at the center. Shown resting on a white envelope.

Blank inside view of greeting card

$2.95 ~~$4.95~~

Girls Just Wanna Have Sun Greeting Card – FINAL STOCK

-40%

You Are Soda Lightful Greeting Card

Blank inside view of greeting card

$2.95 ~~$4.95~~

You Are Soda Lightful Greeting Card – FINAL STOCK

-40%

The Suns Out Buns Out! Greeting Card – FINAL STOCK by Onderkast Studio has a blue background with illustrated burgers, hot dogs, geometric shapes, and white center text: SUNS OUT BUNS OUT! for a premium feel.

Blank inside view of greeting card

$2.95 ~~$4.95~~

Suns Out Buns Out! Greeting Card – FINAL STOCK

-40%

Chill Out Popsicle Greeting Card

Chill Out Popsicle Greeting Card

$2.95 ~~$4.95~~

Chill Out Popsicle Greeting Card – FINAL STOCK

-40%

Sending Good Vibes Letterpress Greeting Card

Sending Good Vibes Letterpress Greeting Card

$5.95

Sending Good Vibes Letterpress Greeting Card

Good Vibes Only Surfer Greeting Card

Good Vibes Only Surfer Greeting Card

$4.95

Good Vibes Only Surfer Greeting Card