What Does Size 2T Mean in Baby Clothes? The Ultimate International Toddler Size & Conversion Guide
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Ever wonder why that new outfit labeled 2T looks so different from the 24-month sleepers in your nursery?
Determining what does 2T mean in baby clothes is a common hurdle for parents transitioning into the toddler years, especially when navigating the unique sizing of international boutique brands. This guide breaks down the essential height and weight shifts that define this milestone, offering a clear roadmap through global size conversions to ensure your little one’s wardrobe is as comfortable as it is timeless.
The transition from ‘baby’ to ‘toddler’ is a major milestone, often marked by the first time you reach for a garment labeled 2T. While this change signals an exciting new stage of growth, finding the right fit can become a challenge as your child begins to explore the world with more mobility. Navigating the diverse sizing systems of international brands often adds another layer of complexity for parents seeking quality apparel.
This guide will demystify what 2T really means and provide the international conversion tools you need to shop for children’s clothing with confidence.
2T vs. 24 Months: The Fit & Height Difference
A common point of confusion for parents is the overlap between 24 Months and 2T. While they both cater to children around two years old, the cuts are designed for different developmental stages.

- 24 Months (Baby Sizing): These garments are typically cut wider in the hips to accommodate the bulk of a diaper. They are designed for crawlers or early walkers who still have that round baby silhouette.
- 2T (Toddler Sizing): The "T" stands for Toddler. These clothes are generally slimmer and longer. They assume the child is more active and perhaps beginning the potty-training journey, meaning less diaper bulk and a leaner fit.
Growth Chart: Standard Toddler Benchmarks
To build a reliable wardrobe of heirloom-quality children’s products, it helps to understand standard growth benchmarks. The following data, aligned with CDC growth patterns, shows the typical physical shift during the toddler years.
|
Age |
Average Weight (lbs) |
Average Height (inches) |
Typical US Size |
|
18 Months |
24 to 28 lbs |
31 to 33 in |
18M or 24M |
|
24 Months |
26 to 31 lbs |
33 to 35 in |
24M or 2T |
|
3 Years |
30 to 38 lbs |
36 to 39 in |
3T |
The International Conversion Master Table
Because Little-ish sources unique kids’ outfits from Spain, the UK, France, and beyond, you will often see centimeter-based sizing rather than age-based labels.
|
US Size |
European (cm) |
UK / Australian |
Average Height (inches) |
|
12-18M |
80 cm |
1 to 1.5 Years |
30 to 32 in |
|
18-24M |
86 to 90 cm |
1.5 to 2 Years |
32 to 34 in |
|
2T |
92 to 98 cm |
2 Years |
34 to 36 in |
|
3T |
98 to 104 cm |
3 Years |
36 to 38 in |
|
4T / 5 |
110 cm |
4 to 5 Years |
40 to 44 in |
|
6 / 7 |
120 cm |
6 to 7 Years |
46 to 48 in |
|
8 / 9 |
130 cm |
8 to 9 Years |
50 to 52 in |
|
10 / 12 |
140 to 150 cm |
10 to 12 Years |
54 to 58 in |
- For those searching for what size is 120 in children’s clothes, it typically aligns with a US size 6 or 7.
- If you’re wondering what size is 80 in baby clothes, it’s a smaller benchmark that usually corresponds to a US 12 to 18 months.
- For parents who want to know what size is 150 in baby clothes, this is a larger size that refers to older children's sizes (8 to 12 years) in the European metric system.
Boutique Brand Specifics at Little-ish
We champion small-batch makers who preserve traditional trades and provide livable wages. Because these are handmade children’s clothing items rather than mass-produced big-box garments, each brand has a unique fit.

Little-ish International Brand Size & Fit Table
|
Brand |
Origin |
Best Fit for 2T |
Fit Notes & Sizing Characteristics |
|
1+ IN THE FAMILY |
Spain |
24M (92cm) |
Known to run a bit small and slim; we recommend sizing up if your toddler is between sizes. |
|
AO76 |
Belgium |
2Y (92cm) |
Very true to size with a focus on active, sporty cuts that allow for great range of motion. |
|
BOBO CHOSES |
Spain |
2-3Y (98cm) |
Often features a vintage, slightly oversized "boxy" fit; if you prefer a snug look, do not size up. |
|
EMILE ET IDA |
France |
23M (88cm) |
Classic French tailoring; garments are refined and tend to run true to height but slim in the waist. |
|
FLOSS |
UK |
2 Years |
Reliable UK sizing that typically aligns perfectly with US 2T height benchmarks. |
|
HELLO SIMONE |
France |
2Y (86cm) |
Can run smaller than Scandinavian counterparts; always check height measurements for these chic pieces. |
|
KONGES SLØJD |
Denmark |
2Y (92cm) |
Generous Scandinavian sizing; their organic cotton pieces have wonderful stretch and longevity. |
|
MARMAR COPENHAGEN |
Denmark |
2Y (92cm) |
Their modal-blend basics are exceptionally stretchy and adaptive to growth spurts. |
|
MINI RODINI |
Sweden |
92/98 cm |
Uses dual-sizing; a 92/98 is designed to be worn for a long time, starting roomy and ending fitted. |
|
MIOUNET |
Turkey |
Size 18 |
Their sizing focuses on garment length; Size 18 is the sweet spot for the 2-year-old milestone. |
|
MISHA AND PUFF |
USA |
2-3Y |
Hand-knit items may feel snug initially; they are designed to soften and "grow" with your child over time. |
|
MY LITTLE COZMO |
Spain |
24M (92cm) |
Features very soft fabrics and elasticated waists that are perfect for toddlers in the midst of potty training. |
|
THE CAMPAMENTO |
Spain |
2-3Y (92-98cm) |
Focuses on comfort and artistic expression; the cuts are relaxed to encourage uninhibited play. |
How to Measure for a Perfect Fit
Our customers are style-conscious parents and grandparents who value aesthetics and quality. To ensure your special finds fit perfectly, we recommend measuring by height rather than age.
- Height: Have your toddler stand against a flat surface without shoes. Measure from the top of the head to the floor.
- Weight: Use a standard scale to ensure they are within the brand's recommended poundage.
- The ‘Slow Play’ Rule: We believe in the power of physical, creative play. If your child is between sizes, we always suggest choosing the larger option. This allows for freedom of movement and ensures the piece can be cherished for longer before being passed down to the next generation.

Discover Meaningful Style at Little-ish
At Little-ish, we offer more than just products; we offer experiences that last. Our collection of timeless baby and toddler clothes is curated with your family's story in mind, focusing on slow fashion that values intention and craftsmanship.
Shop our latest arrivals of sustainable kids’ clothing and find the perfect fit for your growing toddler today. We are proud to offer free shipping on all US orders to make your shopping experience as seamless as possible.