





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.
Navy blue tracksuit and white T-shirt set for baby boys by BOSS, made in soft cotton jersey.
Both the zip-up hoodie and joggers have smart white side stripes, with logo details for a signature look. The casual T-shirt has a navy blue logo print on the front and branded poppers on one shoulder to help with dressing. Presented in a branded box, the set makes an ideal gift for a new arrival.
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.
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