Size Guide – Onesie
Fit Note:
Our sleepers are designed with a slim, comfortable fit. If your baby is between sizes or you prefer longer wear, we recommend sizing up.
| Size | Recommended Baby Height |
Recommended Baby Weight |
Height (cm) | Chest (cm) | Sleeve (cm) |
|---|---|---|---|---|---|
| 0–3M | 50–56 cm | 7–11 lbs. (3–5 kg) |
52 | 20.5 | 23 |
| 3–6M | 56–62 cm | 11–15 lbs. (5–7 kg) |
57 | 22.5 | 24 |
| 6–12M | 60–68 cm | 15–19 lbs (6.8–8.6 kg) |
61 | 24.5 | 26 |
| 12–18M | 66–74 cm | 19–23 lbs (8.6–10.5 kg) |
66 | 26 | 28 |
| 18–24M | 72–82 cm | 23–27 lbs (10.5–12.2 kg) |
71 | 27 | 30 |
SAFE, CERTIFIED MATERIALS
OEKO-TEX® Standard 100 (Class I) certified fabrics, gentle for newborn skin.
DESIGNED FOR COMFORT
Thoughtfully made for softness, stretch, and ease throughout the day.
EASY CARE
Durable fabrics that wash well and stay soft, wear after wear.
TRUSTED BY PARENTS
Created by parents, tested in real homes, loved by families.