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Birthday Flat Cards

Celebrate every birthday with personalized flair by choosing the perfect birthday flat cards. These custom creations offer a unique way to share joy and excitement with friends and family, capturing the essence of each special day. Whether you're planning a grand party or an intimate gathering, our selection of beautifully designed cards allows you to express your style and set the tone for your celebration. From vibrant colors to elegant designs, find the ideal card to make your loved one's birthday truly unforgettable.

Bold Headline Birthday Card, White, 5x7 Flat, Write Your Own Greeting, Standard Smooth Cardstock, Rounded, White
Bold Headline Birthday Card, White, 5x7 Flat, Write Your Own Greeting, Standard Smooth Cardstock, Rounded, White
Starting at $3.01 $1.89

A stylish 5x7 flat birthday card on 100% recycled white cardstock with a personalized photo and message.

Pros: customization, met expectations, satisfaction

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Perfectly Aged Birthday Invitation, Black, 5x7 Flat, Standard Smooth Cardstock, Square, Black
Perfectly Aged Birthday Invitation, Black, 5x7 Flat, Standard Smooth Cardstock, Square, Black
Starting at $2.73 $1.61

A stylish 5x7 flat birthday invitation on 100% recycled black cardstock with a bracket trim.

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Speckled Hello Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Speckled Hello Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Starting at $2.73 $1.61

A stylish white birthday invitation with a speckled design, 5x7 size, matte finish, and ticket trim.

Pros: good quality, accurate representation, great price

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Hooray Day Birthday Card, Yellow, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Golden
Hooray Day Birthday Card, Yellow, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Golden
Starting at $3.43 $1.72

A stylish yellow birthday card with personalized photo and message on luxe double-thick cardstock.

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Surprise Party Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Surprise Party Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Starting at $2.73 $1.61

A stylish white birthday invitation with photos and event details on signature smooth cardstock.

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Dino Mite Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Navy
Dino Mite Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Navy
Starting at $3.43 $1.72

A stylish blue birthday invitation with space for photos and event details, printed on smooth cardstock.

Pros: fast shipping, adorable design, customizable

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Pastel Happy Day Birthday Invitation, Pink, Standard Smooth Cardstock, Rounded, Pink
Pastel Happy Day Birthday Invitation, Pink, Standard Smooth Cardstock, Rounded, Pink
Starting at $3.01 $1.89

A stylish pink birthday invitation with room for favorite photos and event details.

Pros: appearance, cute design, good quality

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Party People Birthday Invitation, Beige, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Cream
Party People Birthday Invitation, Beige, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Cream
Starting at $5.42 $2.72

A beige birthday invitation with a pearl shimmer cardstock and scallop trim, designed by Petite Lemon.

Pros: beautiful, customization options, appearance

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Brilliant One Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Brilliant One Birthday Invitation, White, 5x7 Flat, Standard Smooth Cardstock, Square, White
Starting at $2.73 $1.61

A stylish white birthday invitation with scallop trim, 5x7 size, matte finish, and signature smooth cardstock.

Pros: photo quality, beautiful, meets expectations

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Party Candles Boy Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Lapis
Party Candles Boy Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Lapis
Starting at $3.71 $2

A stylish blue 5x7 flat birthday invitation on smooth cardstock with rounded trim for boys.

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Blushing Birthday Birthday Invitation, Pink, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Dusk Pink
Blushing Birthday Birthday Invitation, Pink, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Dusk Pink
Starting at $5.42 $2.72

A stylish pink birthday invitation with space for favorite photos and event details.

Pros: Excellent customer service, Quick delivery and accurate results, Overall pleased with purchase, Great quality and design, Beautiful color and photo options

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Bokeh Confetti Birthday Invitation, none, Black, 5x7 Flat, 100% Recycled Cardstock , Rounded, Black
Bokeh Confetti Birthday Invitation, none, Black, 5x7 Flat, 100% Recycled Cardstock , Rounded, Black
Starting at $4.16 $2.23

A stylish black birthday invitation with bokeh confetti design and rounded trim, customizable with photos and event details....

Pros: Beautiful design, High quality, Easy to personalize, Quick delivery, Professional appearance

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Rustically Floral Birthday Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White
Rustically Floral Birthday Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White
Starting at $3.72 $1.95

A rustic floral birthday invitation with customizable photos and event details on a white 5x7 card.

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Bright Birthday Birthday Invitation, Blue, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Aqua
Bright Birthday Birthday Invitation, Blue, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Aqua
Starting at $5.42 $2.72

A stylish blue birthday invitation with space for favorite photos and event details.

Pros: cute, met expectations, nice colors

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Adorable Rainbow Birthday Invitation, Gray, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Gray
Adorable Rainbow Birthday Invitation, Gray, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Gray
Starting at $3.43 $1.72

A stylish gray birthday invitation with a rainbow design, 5x7 size, matte finish, and smooth cardstock.

Pros: cuteness, quality, cute design

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Happy Confetti Girl Birthday Invitation, Pink, 5x7 Flat, 100% Recycled Cardstock , Rounded, Shrimp
Happy Confetti Girl Birthday Invitation, Pink, 5x7 Flat, 100% Recycled Cardstock , Rounded, Shrimp
Starting at $4.16 $2.23

A stylish pink birthday invitation with pearl shimmer cardstock and bracket trim, perfect for girls.

Pros: cute design, beautiful, ease of use

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Level Up Birthday Invitation, Yellow, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Sunshine
Level Up Birthday Invitation, Yellow, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Sunshine
Starting at $3.71 $2

A stylish yellow birthday invitation with photos and event details on signature smooth cardstock.

Pros: template, unique design, good product

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Floral One Birthday Invitation, Beige, 5x7 Flat, Standard Smooth Cardstock, Rounded, Latte
Floral One Birthday Invitation, Beige, 5x7 Flat, Standard Smooth Cardstock, Rounded, Latte
Starting at $3.01 $1.89

A beige floral birthday invitation with space for photos and event details on signature smooth cardstock.

Pros: easy to assemble, perfect picture, nice paper

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What a Fun One Birthday Invitation, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, White
What a Fun One Birthday Invitation, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, White
Starting at $3.43 $1.72

A stylish white birthday invitation with photos and event details on signature smooth cardstock.

Pros: cute design, met expectations, good customer service

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Cocktail Cheers Birthday Invitation, Black, 5x7 Flat, 100% Recycled Cardstock , Square, Black
Cocktail Cheers Birthday Invitation, Black, 5x7 Flat, 100% Recycled Cardstock , Square, Black
Starting at $3.88 $1.95

A stylish black birthday invitation with rounded edges and space for personal photos and event details.

Pros: easy to use, good invitation, invitation design

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Happy Hooray Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Blue
Happy Hooray Birthday Invitation, Blue, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Blue
Starting at $3.71 $2

A stylish blue birthday invitation with rounded trim and pearl shimmer cardstock, customizable with photos and event details....

Pros: fast shipping, great design, color

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Elegant One Birthday Invitation, Grey, 5x7 Flat, 100% Recycled Cardstock , Rounded, Charcoal
Elegant One Birthday Invitation, Grey, 5x7 Flat, 100% Recycled Cardstock , Rounded, Charcoal
Starting at $4.16 $2.23

An elegant grey 5x7 flat birthday invitation on standard smooth cardstock with rounded trim.

Pros: beautiful, personalization, picture clarity

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Party Candles Girl Birthday Invitation, Pink, 5x7 Flat, Standard Smooth Cardstock, Rounded, Hot Pink
Party Candles Girl Birthday Invitation, Pink, 5x7 Flat, Standard Smooth Cardstock, Rounded, Hot Pink
Starting at $3.01 $1.89

A stylish pink birthday invitation with space for photos and event details, perfect for girls.

Pros: perfect picture sharing, customizable, tradition

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My First Birthday Birthday Invitation, Yellow, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Polenta
My First Birthday Birthday Invitation, Yellow, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Polenta
Starting at $4 $2.23

A stylish 5x7 flat birthday invitation in yellow with a matte finish and bracket trim.

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Birthday Flat Cards

When it comes to celebrating birthdays, the invitation sets the tone for the entire event, making birthday flat cards a cherished tradition for many families and friends. These cards are especially popular during the summer months, as July brings with it a sense of joy, togetherness, and outdoor festivities. Whether you’re planning a backyard barbecue, a chic garden party, or a traditional indoor gathering, birthday flat cards offer a meaningful way to announce your special occasion with style. Their sleek, single-panel design is both affordable and versatile, allowing hosts to express their unique personalities while keeping the focus on the details that matter most. From whimsical illustrations and feminine floral motifs to bold, modern patterns, birthday flat cards can be personalized to reflect the guest of honor’s tastes. Many people love to add a favorite photo, a heartfelt message, or even a playful quote that captures the spirit of the celebration. For parents planning a child’s birthday, these cards become a keepsake, tucked into memory boxes as a reminder of milestones and laughter. For adults, a thoughtfully designed card can feel like a small gift in itself, a tangible expression of friendship and care that stands out among digital notifications.

Choosing the right birthday flat card involves considering both the guest list and the atmosphere you want to create. For large gatherings, affordable bulk options make it easy to invite everyone without compromising on quality or style. For more intimate affairs, you might lean toward elegant, handcrafted designs that feel extra special in the recipient’s hands. Flat cards are especially well-suited for those who appreciate a clean, minimalist aesthetic, but they can also be dressed up with chic embellishments like foil accents, soft pastel palettes, or playful confetti patterns. They are a popular choice for milestone birthdays—think sweet sixteens, fabulous forties, or golden eighties—where the card itself can become a conversation piece and a treasured memento. If you’re attending a birthday as a guest, a beautifully crafted flat card can double as a meaningful gift when paired with a handwritten note or a favorite photo tucked inside. For those who love to coordinate every detail, matching thank you cards and party décor can create a cohesive look, making the celebration feel thoughtfully planned from start to finish. And if you’re seeking a unique twist on the classic flat card, you might enjoy exploring the elegant curves and modern flair of Birthday Rounded Cards, which offer a fresh take on a beloved tradition.

No matter the age or style of the recipient, birthday flat cards capture the excitement and anticipation of a special day in a way that digital messages simply can’t. They invite loved ones to pause, read, and share in the joy of the occasion—often becoming part of the celebration itself, displayed on mantels or pinned to bulletin boards as a reminder of happy times. In a world where so much communication happens online, the tangible beauty and personal touch of a well-designed flat card feels all the more meaningful. Whether you’re drawn to feminine touches, classic motifs, or bold, contemporary designs, there’s a birthday flat card to suit every taste and budget, ensuring that your invitations are as memorable as the event itself.

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