SpongeBob SquarePants Birthday Boy 11 T-Shirt for Fun Celebrations
SpongeBob SquarePants Birthday Boy 11 T-Shirt for Fun Celebrations
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 - SpongeBob SquarePants Birthday Boy 11 T-Shirt**
🎉 **Celebrate in Style!** 🎉
Get ready to make a splash at your next birthday celebration with the Mademark x SpongeBob SquarePants Birthday Boy 11 T-Shirt! This vibrant and playful tee features the beloved SpongeBob SquarePants in a birthday-themed design, perfect for young fans eager to turn their special day into an unforgettable adventure.
👕 **Product Details:**
- **Color:** Bright yellow, capturing the cheerful essence of SpongeBob himself
- **Design:** Showcases a fun and festive graphic of SpongeBob donning a birthday hat and holding a cupcake with the bold text "Birthday Boy 11", making it ideal for any child's birthday party
- **Material:** Made from soft, breathable cotton, ensuring all-day comfort while they celebrate and play
- **Fit:** Available in various sizes to ensure the perfect fit for the birthday boy!
🌟 **Features:**
- Lightweight & breathable fabric for ultimate comfort
- Easy to care for—machine washable and durable
- Perfect for parties, casual outings, or everyday wear
- A fantastic gift for Halloween, Christmas, or any celebration!
🛍️ **Why Choose Our T-Shirt?**
Bring smiles and laughter with this officially licensed SpongeBob SquarePants Birthday Boy 11 T-Shirt. Not only does it celebrate a special occasion, but it also allows your child to wear their favorite character with pride!
🎈 **Make Every Birthday Special!**
Order now and ensure your little one stands out on their big day, surrounded by friends and family, all while wearing the joyful spirit of SpongeBob SquarePants!
👖 Complete the look with shorts or jeans for a fun and trendy ensemble, making it a versatile addition to their wardrobe.
Don't miss out on the chance to add this delightful piece to your child's collection! Celebrate their love for SpongeBob and make every birthday a memorable one! 💖
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.