Skip to content
Submit
Close search
Free delivery within the UK
Submit
Search
Cart
About
Cards
Cards Menu
Cards
Birthday Cards
Mother's Day Cards
Easter Cards
Father's Day Cards
School & Teacher Cards
Valentine's Day Cards
All Cards
Birthday T-shirts by Age
Birthday T-shirts by Age Menu
Birthday T-shirts by Age
1st Birthday
2nd Birthday
3rd Birthday
4th Birthday
5th Birthday
6th Birthday
7th Birthday
8th Birthday
By Collection
By Collection Menu
By Collection
Family of Bears
Magnolia the Unicorn
Rail, Road and Sky
Roary the T-Rex Dinosaur
For Her
For Her Menu
For Her
T-shirts
Hoodies
For Him
For Him Menu
For Him
T-shirts
Hoodies
Father's Day
Christmas
About
Cards
Birthday Cards
Mother's Day Cards
Easter Cards
Father's Day Cards
School & Teacher Cards
Valentine's Day Cards
All Cards
Birthday T-shirts by Age
1st Birthday
2nd Birthday
3rd Birthday
4th Birthday
5th Birthday
6th Birthday
7th Birthday
8th Birthday
By Collection
Family of Bears
Magnolia the Unicorn
Rail, Road and Sky
Roary the T-Rex Dinosaur
For Her
T-shirts
Hoodies
For Him
T-shirts
Hoodies
Father's Day
Christmas
Collection:
3rd Birthday T-shirts
Playful and cute, from threenager to three rex, you're sure to find the perfect shirt to celebrate their 3rd birthday in style.
Filter by
All products
3rd Birthday
Children's Birthdays
Dinosaur Birthday T-shirts
For Children
Ready to Ship
Sale
Slogans & Puns
T-shirts for Children
Unicorn Birthday T-shirts
Vehicles
Winter Sale 20/21
Sort by
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
7 products
Dinosaur I Am (Age) Birthday T-Shirt
Dinosaur I Am (Age) Birthday T-Shirt
Regular price
£15.00
Sale price
£15.00
Sale
3rd Birthday Dinosaur T-shirt
3rd Birthday Dinosaur T-shirt
No reviews
Regular price
£16.00
Sale price
£16.00
Sale
Mermaid I Am 3 Birthday T-Shirt
Mermaid I Am 3 Birthday T-Shirt
Regular price
£15.00
Sale price
£15.00
Sale
Threenager 3rd Birthday T-Shirt
Threenager 3rd Birthday T-Shirt
Regular price
£15.00
Sale price
£15.00
Sale
Wild & Three 3rd Birthday T-Shirt, Ready to Ship
Wild & Three 3rd Birthday T-Shirt, Ready to Ship
Regular price
£15.00
Sale price
£15.00
Sale
3rd Birthday Unicorn T-shirt
3rd Birthday Unicorn T-shirt
No reviews
Regular price
£16.00
Sale price
£16.00
Sale
I'm 3 Train Birthday T-shirt
I'm 3 Train Birthday T-shirt
Regular price
£15.00
Sale price
£15.00
Sale
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
choosing a selection results in a full page refresh