“One” Birthday Long Sleeve Outfit
“One” Birthday Long Sleeve Outfit
Loved By Parents Across the UK & US
Easy Returns
Buy any 2 items — Get 10% OFF your total order
Buy any 3 items — get 15% OFF your total order
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Celebrate her very first milestone in the sweetest way. This adorable 3-piece birthday outfit is designed to make her shine on her special day, featuring a soft romper with elegant “One” lettering, a fluffy tulle skirt and a matching headband.
Perfect for capturing those once-in-a-lifetime memories.
Why Parents Love It
Perfect 1st Birthday Look
Designed especially for first birthdays with a beautiful “One” statement print.
Complete 3-Piece Set
Includes romper, tutu skirt and matching headband — outfit ready in seconds.
Soft & Comfortable Fit
Gentle fabric keeps your baby comfortable throughout the day.
Photo-Ready Design
Layered tulle skirt adds volume and that perfect princess look.
Easy to Wear
Pullover style makes dressing quick and hassle-free.
Product Details
Material: Cotton & Polyester (with soft tulle overlay)
Style: Birthday outfit set / tutu set
Fit: True to size
Season: All seasons
Gender: Girls
Sleeve Length: Long sleeve
Collar: O-neck
Closure: Pullover
Pattern: Letter print (“One”)
Set Includes: Romper, skirt, headband
Key Features: Soft fabric, layered tulle skirt, birthday design, complete outfit set
Size Guide
| Size | Recommended Age | Height |
|---|---|---|
| 80 | 9–12M | 73–80 cm |
| 90 | 12–18M | 80–90 cm |
We recommend choosing based on your child’s height rather than age.
If between sizes, choose one size up.
Shipping and Returns
How long does delivery take?
Please allow 4–9 business days for delivery once dispatched depending on your location.
For more information please refer to our Shipping Page.
How do I make a return?
Easy 30 Day Returns
Please see our Returns Policy for more information
🖤Loved by Moms, Trusted by Families
Every Little Dresser order is carefully packed with love and joy, so parents can feel confident and little ones stay comfortable. Because your baby deserves clothing that feels as good as it looks.
✔ Packed with love and care
✔ Trusted by families across the UK & US
✔ Easy Returns