




Measurements are provided as a general guide. For the most accurate fit, we recommend measuring your child rather than relying strictly on age.
| Age / Size | Height | Chest | UK Conversion |
|---|---|---|---|
| 0-3 Months | 62 cm | 43 cm | 0-3 M |
| 3-6 Months | 68 cm | 45 cm | 3-6 M |
| 6-9 Months | 74 cm | 47 cm | 6-9 M |
| 9-12 Months | 80 cm | 49 cm | 9-12 M |
| 12-18 Months | 86 cm | 51 cm | 12-18 M |
| 18-24 Months | 92 cm | 53 cm | 18-24 M |
| 2 Years | 92 cm | 53 cm | 2 Y |
| 3 Years | 98 cm | 55 cm | 3 Y |
| 4 Years | 104 cm | 57 cm | 4 Y |
| 5 Years | 110 cm | 59 cm | 5 Y |
Height: Measure from the top of the head to the ground, with feet together.
Chest: Measure under the arms, around the fullest part of the chest.
White Harry Potter cotton muslin sleep bag for baby boys and girls by aden + anais, with a playful Hogwarts print.
Super soft and lightweight, with a 1.0 tog warmth rating, this comforting sleep bag fastens with a zip on the front.
Next-day dispatch on orders placed before 14:00 CET. Fully insured during transit.
UK, EU & Nordics from €11.50 · Eastern Europe from €18.00 · Worldwide from €20.00
Easy returns within the applicable return period. See our returns policy for details.
Yes, this garment runs true to size. We recommend ordering your child's usual age group.
Machine wash at 30°C on a gentle cycle. Do not tumble dry to preserve the premium fabric.
Loading reviews...
Sign in to share your experience with this product.