Florence Eiseman Boys' Size Chart
Complete boys' sizing guide for Florence Eiseman with measurements, fit tips, and conversions
Use this boys size chart to compare your measurements against Florence Eiseman's official sizing. Each table shows body measurements and international conversions.
Fit Summary
Premium children's sizing from Newborn through size 16, based on age, height, and weight.
Last updated: Q3 2026 · Reviewed quarterly by JC, SizeHub editor
Kids' Sizing
Clothing — Babies & Toddlers (0–3 Years)
| Size | Newborn | 3M | 6M | 9M | 12M | 18M | 24M |
|---|---|---|---|---|---|---|---|
| Height (in) | ≤21 | 21–23 | 23–25 | 25–27 | 27–29 | 29–31 | 31–33 |
| Weight | ≤9 lbs | ≤12 lbs | ≤15 lbs | 15–18 lbs | 18–21 lbs | 21–24 lbs | 24–27 lbs |
Clothing — Children (4–7 Years)
| Size | 2T | 3T | 4T | 4 | 5 | 6 | 6X |
|---|---|---|---|---|---|---|---|
| Height (in) | 33–35.5 | 35.5–38.5 | 38.5–40 | 39–41.5 | 41.5–44.5 | 44.5–47.5 | 47.5–49.5 |
| Weight | 25–28 lbs | 28–32 lbs | 32–35 lbs | 33–36 lbs | 36–40 lbs | 40–46 lbs | 46–53 lbs |
| Chest (in) | 20 | 21 | 21.5 | 22 | 23 | 24 | 24.5 |
| Waist (in) | 20 | 20.5 | 20.75 | 21 | 21.5 | 22 | 22.25 |
Clothing — Youth & Teens (8–16 Years)
| Size | 7 | 8 | 10 | 12 | 14 | 16 |
|---|---|---|---|---|---|---|
| Height (in) | 48–50.5 | 50.5–52.5 | 52.5–55 | 55–57.5 | 58–60 | 60–62 |
| Weight | 47–54 lbs | 54–63 lbs | 63–74 lbs | 74–84 lbs | 84–94 lbs | 94–104 lbs |
| Chest (in) | 25 | 26.5 | 28 | 29.5 | 31 | 33 |
| Waist (in) | 22.5 | 23 | 24 | 25 | 26 | 27 |
Shopping Tips
Baby (Newborn–24M), Toddler (2T–4T), Little Kids (4–6X), Big Kids (7–16). For gifts, size up.
Size Comparison
Consistent with Janie and Jack. May fit slightly smaller than Carter's due to tailored construction.
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Frequently Asked Questions
4T vs size 4?
4T has roomier bottom for diapers. Size 4 is slimmer for potty-trained children.
What measurements matter most?
Height/weight for babies. Chest/waist for 2T and up.
How to Measure
Chest
Measure around the fullest part of your chest, keeping the tape horizontal.
Waist
Measure around your natural waistline, keeping the tape comfortably loose.
Hips
Stand with feet together and measure around the fullest part of your hips.