Baby Clothing Size Guide
Finding the right size for your growing baby can be tricky. Use our comprehensive size charts below to ensure a perfect fit.
How to Measure Your Baby
Weight
Weigh your baby without clothes or diaper for the most accurate measurement.
Height
Lay baby flat and measure from the top of the head to the bottom of the feet.
Chest
Measure around the fullest part of the chest, under the arms.
Waist
Measure around your baby's natural waistline at the belly button.
Newborn Sizes
| Size | Weight | Height | Chest | Waist |
|---|---|---|---|---|
| Preemie | Up to 5 lbs | Up to 17" | 10" | 10" |
| Newborn | 5-8 lbs | 17-21" | 12" | 12" |
Baby Sizes (0-12 Months)
| Size | Weight | Height | Chest | Waist |
|---|---|---|---|---|
| 0-3M | 8-12 lbs | 21-24" | 14" | 14" |
| 3-6M | 12-16 lbs | 24-26" | 15" | 15" |
| 6-9M | 16-20 lbs | 26-28" | 16" | 16" |
| 9-12M | 20-24 lbs | 28-30" | 17" | 17" |
Toddler Sizes (12M-4T)
| Size | Weight | Height | Chest | Waist |
|---|---|---|---|---|
| 12-18M | 24-28 lbs | 30-32" | 18" | 18" |
| 18-24M | 28-30 lbs | 32-34" | 19" | 19" |
| 2T | 30-32 lbs | 34-36" | 20" | 20" |
| 3T | 32-35 lbs | 36-38" | 21" | 21" |
| 4T | 35-39 lbs | 38-40" | 22" | 22" |
Sizing Tips
- •When in doubt, size up. Babies grow quickly, and a slightly larger size gives room to grow.
- •Weight is often the best indicator. If your baby is between sizes, use weight as your primary guide.
- •Consider the style. Some styles fit more snugly than others. Rompers and onesies should allow for diaper room.
- •Account for shrinkage. Cotton garments may shrink slightly after washing. Check care labels.
Still unsure about sizing?
Our customer service team is happy to help you find the perfect fit.
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