Mademark x SpongeBob SquarePants Birthday Party Uncle T-Shirt for Kids
Mademark x SpongeBob SquarePants Birthday Party Uncle 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 - SpongeBob Uncle of the Birthday Boy Theme Party T-Shirt 🎉
🎈 **Celebrate in Style!** 🎈
Let the fun begin with the Mademark x SpongeBob SquarePants "Uncle of the Birthday Boy" T-Shirt! Designed for fans of all ages, this vibrant and playful tee is perfect for birthday celebrations, family gatherings, or just showing off your love for everyone's favorite sea sponge!
👕 **Product Features:**
- **Color:** Bright Yellow – Radiate joy and positivity while celebrating!
- **Style:** Classic fit with a crew neckline for maximum comfort
- **Material:** Soft, breathable fabric that’s perfect for parties and everyday wear
- **Design:** Features the iconic SpongeBob SquarePants, ensuring you stand out in any crowd!
🎂 **Perfect for Any Occasion!**
This T-shirt isn’t just an outfit; it's a statement! Whether you're the "Uncle of the Birthday Boy" or simply want to channel your inner SpongeBob, this tee adds the perfect touch to any birthday bash. Pair it with jeans, shorts, or your favorite accessories for a look that’s both fun and fashionable!
🌊 **Gift Idea!**
Looking for the perfect gift for a birthday party? This t-shirt makes for an excellent choice for uncles, family members, or friends who appreciate a good laugh and a playful vibe. Brighten someone’s day with the ultimate party attire!
🧼 **Easy Care!**
Machine washable and fade-resistant, this t-shirt is built to last, ensuring you enjoy your SpongeBob-themed celebrations for years to come.
🎈 **Get Ready to Celebrate!**
Embrace your inner child and wear your love for SpongeBob with pride. Grab the Mademark x SpongeBob SquarePants "Uncle of the Birthday Boy" T-Shirt today and get ready to make memories that last a lifetime!
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**Join the celebration and make every birthday memorable with SpongeBob!**
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.