Pex Baby Boys Blue Knitted Hot Air Balloon Romper

A classic and traditional baby boys romper by Pex, ideal for everyday wear or a thoughtful gift.

This one-piece romper features a soft baby blue knitted short-sleeve top with delicate pointelle detailing and a crisp white Peter Pan collar. The lower half is finished with a coordinating white fabric section printed with subtle hot air balloon and cloud motifs, creating a timeless look for baby boys.

Designed with comfort and practicality in mind, the romper includes elasticated legs for a gentle fit and practical fastenings for easy dressing and nappy changes. Made from 100% acrylic, it is lightweight, soft, and easy to care for — perfect for newborns and young babies.

Key Features

• One-piece baby boys romper
• Baby blue knitted upper with pointelle detail
• White Peter Pan collar
• Hot air balloon print lower half
• Elasticated legs for comfort
• Practical fastening for easy changing
• Brand: Pex
• Material: 100% acrylic

Sizes Available

• Newborn
• 0–3 months
• 3–6 months

Care Instructions

• Machine washable at 40°C
• Do not tumble dry
• Cool iron if required

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.