Blue Baby Romper with White Shirt – Classic Summer Outfit (Newborn–9 Months)

A timeless two piece baby outfit featuring a soft blue romper layered over a white short sleeve collared shirt. Designed with a clean, traditional look, this set is perfect for warmer weather, special occasions or everyday wear.

The romper features button fastenings at the shoulders and poppers underneath for easy changing, while the soft shirt keeps your baby comfortable throughout the day.

Lightweight and breathable, this outfit is ideal for spring and summer, offering both comfort and a smart, put-together look.

Available in a range of sizes from newborn up to 9 months, making it a versatile choice for growing babies.

Looking for more outfits for the warmer months?
Explore our baby summer clothes collection for lightweight styles perfect for sunny days.

You can also browse our full baby clothing collection for everyday outfits, special occasion pieces and timeless styles.

Size Guide

• Newborn – Height 22 inch (60cm)
• 0–3 months – Height 24 inch (64cm)
• 3–6 months – Height 26 inch (68cm)
• 6–9 months – Height 70cm

Key Features

• Two piece set: romper & short sleeve shirt
• Soft blue romper with classic white shirt
• Lightweight and breathable for warmer weather
• Button shoulder fastening & popper fastening for easy changes
• Suitable from newborn up to 9 months

Lullaby Lane Buying Advice

Why choose a romper and shirt set?

The separate white shirt gives the blue romper a smarter, more traditional finish for christenings, birthdays and family photographs, while still keeping the outfit easy to dress.

Can the pieces be worn separately?

Yes. The shirt can be paired with other suitable shorts or trousers, and the romper can be layered over another lightweight top for added wardrobe flexibility.

Please note that some of our clothing follows European/Spanish sizing. You may notice that the label shows sizes like 3 months instead of 0–3 months, or 6 months instead of 3–6 months — this is completely normal and reflects the European size standard.

We consider our clothing true to size, so we recommend choosing your little one’s usual size.

All orders are shipped using tracked delivery services with Royal Mail.

Royal Mail Tracked 48 – £3.95

Delivery aim approximately 2–4 working days (excluding bank holidays).

Royal Mail Tracked 24 – £4.99

Delivery aim approximately 1–3 working days.

Free Shipping – Available on UK orders over £75 (sent via Royal Mail Tracked 48).

Delivery times shown are courier delivery aims and are not guaranteed.

Non-personalised orders are usually dispatched the same working day if ordered before 1pm.

Personalised orders require embroidery and are subject to a completion time of approximately 5 working days before dispatch.

For full delivery information, including international shipping and delivery policies, please see our Delivery & Shipping Information page.

In the unlikely event that you are not entirely satisfied with your purchase, you can simply return them to us within 28 days of delivery in their original condition. Exclusions apply.

*Personalised orders cannot be returned.

*Christening Outfits and Special Occasion Wear must be returned within 14 days of delivery in their original condition, all tags attached and in their original packaging.

Sale Items

Please note that all sale or discounted items are non-refundable. We do not accept returns or offer refunds on items purchased in a sale or during a promotional discount, unless the item is faulty. We recommend checking all sizing and product details carefully before purchasing sale items.

View our full returns policy here.