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Size Guide

Age-Based Size Conversion Chart:
Age Range UK Size US Size EU Size Chest (inches) Length (inches)
Newborn Newborn NB 50 16 17
0-3 months 0-3M 3M 56-62 17 18
3-6 months 3-6M 6M 62-68 18 19
6-9 months 6-9M 9M 68-74 19 20
9-12 months 9-12M 12M 74-80 20 21
12-18 months 12-18M 18M 80-86 21 22
18-24 months 18-24M 24M/2T 86-92 22 23
2-3 years 2-3Y 3T 92-98 23 24
3-4 years 3-4Y 4T 98-104 24 25
4-5 years 4-5Y 5T 104-110 25 26

Cotton Baby Favourites

Cottonbaby


Fast delivery, easy returns, and the friendliest customer care for busy parents.

Cotton Baby Service
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Baby Girls 3-Piece Bodysuit Gift Set – "Ballerina" - Cotton Baby

Type: Bodysuits

Baby Girls 3-Piece Bodysuit Gift Set – "Ballerina" - Cotton Baby

Regular price £19.99 GBP
Sale price £19.99 GBP Regular price
Cottonbaby


At Cotton Baby, we carefully select high-quality babywear that brings comfort, softness, and style to your little one.

Cotton Baby Team
Based in the UK
Baby Boys 3-Piece Bodysuit Gift Set – "Fire Engine" - Cotton Baby

Type: Bodysuits

Baby Boys 3-Piece Bodysuit Gift Set – "Fire Engine" - Cotton Baby

Regular price £19.99 GBP
Sale price £19.99 GBP Regular price
Cottonbaby


Only the softest, most practical, and adorable babywear makes it into our collection.

Cotton Baby Team
Quality you can trust · UK based
Baby 3 pcs Bodysuit Gift Set – I Love Mummy/Daddy - Cotton Baby

Type: Bodysuits

Baby 3 pcs Bodysuit Gift Set – I Love Mummy/Daddy - Cotton Baby

Regular price £18.99 GBP
Sale price £18.99 GBP Regular price