Comfy and Stylish Baby Onesies for Summer
Size guide — find the right age
Pick by your little one's age. If they're between sizes, size up for longer wear.
| Age | Height | Weight |
|---|---|---|
| Newborn · 0–3m | 56–62 cm | 3–6 kg |
| 3–6m | 62–68 cm | 6–8 kg |
| 6–12m | 68–80 cm | 8–10 kg |
| 12–18m | 80–86 cm | 10–11 kg |
| 18–24m | 86–92 cm | 11–12.5 kg |
| 2–3y | 92–98 cm | 12.5–14 kg |
| 3–4y | 98–104 cm | 14–16 kg |
| 4–5y | 104–110 cm | 16–18 kg |
| 5–6y | 110–116 cm | 18–20 kg |
| 6–7y | 116–122 cm | 20–23 kg |
A general guide — fit may vary slightly by style. When in doubt, measure your child's height and choose the closest range.
View the full size & shoe chart →Free shipping on orders over $100
Easy returns — if the fit isn't right, we'll help
Soft, breathable cotton — gentle on delicate skin
- Description
- Fabric & care
- Shipping & returns
Keep your little one cool and comfortable this summer with our selection of baby onesies made with slub cotton. The short sleeves and breathable fabric make it the perfect choice for warmer weather. The onesies come in a variety of colors and cute designs, ensuring your baby will look stylish while staying comfortable. The snap closures make it easy to change your baby's diaper, and the soft fabric will keep your baby feeling cozy all day long. Shop now and get your baby ready for summer!
Soft, breathable cotton chosen to feel gentle against delicate skin. Machine wash cold on a gentle cycle with similar colours, and tumble dry low. Skip the bleach to keep colours looking new.
Free shipping on orders over $100. Most orders ship within 1–2 business days. If the fit isn't right, get in touch and we'll gladly help with an exchange or return.