Mademark SpongeBob SquarePants Birthday Boy Celebration T-Shirt for Kids
Mademark SpongeBob SquarePants Birthday Boy Celebration T-Shirt for Kids
Find your perfect fit – all sizes are US standard unisex measurements.
📏 T-Shirt Measurements (in inches)
| Size | Chest Width | Body Length | Sleeve Length |
|---|---|---|---|
| XS | 16.5” | 27” | 8” |
| S | 18” | 28” | 8.25” |
| M | 20” | 29” | 8.5” |
| L | 22” | 30” | 9” |
| XL | 24” | 31” | 9.25” |
| 2XL | 26” | 32” | 9.5” |
| 3XL | 28” | 33” | 9.75” |
📝 How to Measure
- Chest Width: Lay your favorite tee flat. Measure 1" below armpit, across chest from seam to seam.
- Body Length: Measure from the highest point of shoulder to bottom hem.
- Sleeve Length: Measure from shoulder seam to end of sleeve.
💡 Sizing Tips
- All shirts are unisex – for a more fitted look, size down; for oversized style, size up.
- If you’re between two sizes, we recommend choosing the larger one for comfort.
- Our tees are pre-shrunk but may shrink up to 5% after first wash.
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Product Detail
Product Detail
Our tees are crafted with premium 100% cotton (180–200gsm), designed to be soft, breathable, and durable.
Every print is created using eco-friendly, high-definition inks that stay vibrant wash after wash.
- Unisex fit (true to US size)
- Pre-shrunk for minimal shrinkage
- Ethically produced & shipped worldwide
🎉 **Mademark x SpongeBob SquarePants - Birthday Boy Celebration T-Shirt** 🎉
Dive into a world of fun and celebration with the **Mademark x SpongeBob SquarePants Birthday Boy T-Shirt**! Perfect for your little one’s special day, this vibrant and whimsical tee will make them feel like the star of Bikini Bottom!
🟡 **Color & Design**
Painted in cheerful yellow with striking graphics, this T-shirt features the beloved SpongeBob SquarePants in a festive birthday graphic, complete with birthday cake and balloons. The playful design is sure to bring smiles and laughter, making it an ideal choice for birthday parties and celebrations!
👕 **Quality & Comfort**
Crafted from soft, breathable fabric, this T-shirt ensures all-day comfort for energetic birthday festivities. The lightweight material allows for easy movement, making it perfect for playtime, cake-cutting, and all the fun activities that come with a birthday bash!
🎈 **Perfect Gift**
Looking for the ultimate birthday gift? This T-shirt is more than just clothing; it's a celebration in itself! Ideal for boys who adore SpongeBob, it's a fantastic addition to any birthday celebration. Whether they're opening presents or blowing out candles, your little birthday boy will shine in style!
🌊 **Features:**
- **Vibrant SpongeBob Birthday Design**
- **Soft and Comfortable Fabric**
- **Available in Multiple Sizes**
- **Perfect for Birthday Celebrations**
Make your little one’s birthday unforgettable with the **Mademark x SpongeBob SquarePants Birthday Boy T-Shirt**! Order today and ensure their special day is filled with joy, laughter, and lots of SpongeBob magic!
How to wear & care
How to wear & care
Perfect for daily wear, streetwear outfits, parties, or casual hangouts.
Pair it with jeans, shorts, or layer it with a jacket for an effortless look.
To keep your tee looking fresh:
- Machine wash cold, inside-out
- Use mild detergent (no bleach)
- Tumble dry low or hang dry
- Do not iron directly on the print
Materials & Craftsmanship
Materials & Craftsmanship
Fabric: 100% ring-spun cotton (soft-touch, breathable, durable)
Print: DTG eco-friendly inks (non-toxic, safe for skin, long-lasting colors)
Fit: Unisex, US standard sizing (check our [Size Guide])
Origin: Designed in-house by Bacoza, produced with trusted partners to ensure quality
Guarantee: 30-day return policy + responsive customer support
Premium Comfort
Soft cotton tees you’ll want to wear every day.
Meaningful Designs
From pets to art to humor, find a tee that tells your story.
Perfect for Gifting
Thoughtful, unique, and sure to bring a smile.
Trusted Worldwide
Thousands of orders shipped with care.
Questions check here
What material are the tees made from?
What material are the tees made from?
→ Our tees are printed on authentic Gildan blanks (5000 & 6400) — soft, durable cotton with eco-friendly inks that keep colors vibrant.
How do I find my right size?
How do I find my right size?
All shirts follow US unisex sizing. For a tighter fit, size down; for an oversized look, size up. See our [Size Guide] for details.
How long does shipping take?
How long does shipping take?
→ US orders usually arrive in 4–7 business days. International orders take 7–14 business days depending on location.
Do you ship internationally?
Do you ship internationally?
→ Yes, we ship worldwide. A tracking link is always provided so you can follow your order.
What if my shirt doesn’t fit?
What if my shirt doesn’t fit?
→ You can exchange unworn items within 30 days. Just contact our support team and we’ll take care of it.
What payment methods do you accept?
What payment methods do you accept?
→ We accept all major cards, PayPal, Stripe, Apple Pay, and Google Pay.