Mademark SpongeBob I Am 8 Years Old Birthday Party T-Shirt for Kids
Mademark SpongeBob I Am 8 Years Old Birthday Party 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 "I am 8 Years Old" Birthday Party T-Shirt**
🎉 **Celebrate in Style!** 🎉
Make your child's birthday unforgettable with the officially licensed Mademark x SpongeBob SquarePants "I am 8 Years Old" Birthday Party T-Shirt. This vibrant tee is perfect for fans of all things SpongeBob, adding a fun touch to birthday festivities!
👕 **Design & Quality**
Crafted from soft, breathable cotton, this t-shirt ensures all-day comfort for your little one. The cheerful graphic showcases the beloved SpongeBob SquarePants in a playful pose, sharing a birthday message that every 8-year-old will love. The bright yellow base color perfectly complements the iconic character, making it an instant favorite for parties and casual outings alike.
✨ **Features:**
- **Material:** 100% Cotton for a soft and comfortable wear
- **Vibrant Design:** Eye-catching SpongeBob graphic
- **Perfect Fit:** Available in multiple sizes to suit all 8-year-olds
- **Versatile Wear:** Ideal for birthday parties, playdates, or everyday wear
🎈 **Why Choose This Tee?**
This t-shirt isn't just a piece of clothing; it's a way to celebrate a special milestone in your child's life! Whether it's worn during a party or while enjoying their favorite SpongeBob episodes, this shirt is sure to bring smiles and fun.
🧼 **Easy Care:**
Designed for easy washing, this t-shirt retains its vibrant colors and shape, ensuring many birthday celebrations to come.
Don’t miss the chance to make your child's birthday extra special with the Mademark x SpongeBob SquarePants "I am 8 Years Old" Birthday Party T-Shirt! Grab yours today and let the celebrations begin! 🎂🏖️
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.