Rainbow Reef Girls Mermaid Tutu Dress and Headband Set. Iridescent fish scale bodice, full rainbow pastel tulle skirt with yellow, multi-bow waist detail, matching headband. Ages 1 to 10 years for £28.99.
While most mermaid dresses stay in the blues, purples, and teals of the ocean, this one breaks out of that palette entirely. The Rainbow Reef Mermaid Dress has a skirt built from tulle in yellow, pink, soft purple, and aqua: a true pastel rainbow that makes it the brightest and most cheerful of all four mermaid sets in the range. Children who love colour in all its forms will not want to take it off.
The iridescent bodice shimmers across a wide colour range, the waist is decorated with multiple small satin ribbon bows rather than a single large one, and the full set includes a matching headband with purple roses and a glitter tail fin. At £28.99 for the complete two-piece set, covering ages 1 to 10 years.
What’s in the Set
- 1 x mermaid tutu dress with iridescent fish scale bodice, pearl and rhinestone waist trim, multiple satin ribbon bows, rainbow pastel tulle skirt, and adjustable white satin halter ribbon
- 1 x coordinating mermaid headband with silver glitter ear accents, purple fabric roses, soft mint tulle frill, and mint glitter mermaid tail fin
The Dress in Detail
The Bodice
The bodice is covered in an iridescent holographic fish scale fabric that shifts between aqua, lilac, soft pink, and silver as it catches the light. It has a sweetheart-shaped neckline and a white cotton inner lining so the iridescent fabric sits comfortably against the skin rather than directly on it. The back panel is made from white elasticated fabric that stretches with movement and gives the dress a flexible, comfortable fit across the torso.
The Multi-Bow Waist Detail
Where most mermaid dresses have a single large satin bow at the front waist, this one has a cluster of small satin ribbon bows in teal and purple sitting at the centre, with additional small bows at each side of the waist. It is a playful, decorative touch that adds movement and detail at the waistline and helps the skirt feel like it flows directly from a styled, considered midsection rather than a plain band. A pearl and rhinestone trim runs along the full waistline above the bows, adding a fine sparkle that catches the light with every step.
The Halter Neck
Wide white satin ribbons form the halter-style straps. They loop around the neck and tie at the back into a clean, generous bow. The length is fully adjustable, so the fit across the chest can be loosened or tightened to suit your child’s frame. The white ribbon against the colourful skirt gives the back view a crisp, clean finish.
The Rainbow Tulle Skirt
This is where the Rainbow Reef set truly stands apart. The skirt is made from multiple layers of soft tulle in yellow, pink, soft purple, and aqua: a full pastel rainbow that does not appear in any of the other mermaid sets. Yellow in particular is the colour that makes parents and children stop and look, and it blends with the other pastel tones in a way that feels sunny and vibrant rather than mismatched. The skirt falls to approximately knee length and has the full, bouncy volume needed for twirling, dancing, and all the activity a party demands.
The Headband
The matching headband features silver glitter ear-shaped accents on either side of a purple alice band, with a cluster of purple fabric roses at the centre and a soft mint tulle frill. At the top, a mint-coloured glitter mermaid tail fin rises from the centre. The combination of purple roses and mint tail creates a headband that complements both the bodice tones and the pastel rainbow of the skirt without matching any single colour too rigidly, which makes it visually cohesive rather than overly literal.
Who Is This Dress For?
Parents planning a rainbow, unicorn, or colourful birthday party: The rainbow skirt means this dress works just as well for a rainbow or unicorn party theme as it does for a mermaid one. If your daughter loves colour but the party theme is flexible, this is the most versatile of the four mermaid sets. Our first birthday outfit ideas guide has suggestions for building a full look around it.
Parents looking for something brighter than the typical mermaid palette: If the ocean blues and purples of other mermaid dresses feel too cool or samey, this is the one to choose. The yellow and pink tulle alongside the aqua gives it an entirely different energy that stands out in a crowd and photographs brilliantly. For a full look at the mermaid dress range, our little girl mermaid dress guide covers all the options.
Gift buyers: The multi-coloured skirt and the complete headband set make this an impressive gift that looks far more substantial than its price. For more party dress gift ideas, take a look at our beautiful party dresses for girls collection.
When to Wear This Set
Size Guide
Sizes run from S (1 to 2 years) through to 2XL (9 to 10 years). Measuring is always more reliable than going by age alone. Visit our girls size guide for step-by-step measuring advice.
| Size Tag | Age Reference | Dress Length (cm) | Chest Min (cm) | Chest Max (cm) |
|---|---|---|---|---|
| S | 1 to 2 years | 45 | 45 | 50 |
| M | 3 to 4 years | 50 | 50 | 55 |
| L | 5 to 6 years | 55 | 55 | 60 |
| XL | 7 to 8 years | 60 | 60 | 65 |
| 2XL | 9 to 10 years | 65 | 65 | 70 |
Key Features at a Glance
- Full 2-piece set: mermaid tutu dress and matching headband
- Iridescent holographic fish scale bodice in aqua, lilac, and soft pink tones
- Pearl and rhinestone trim at the waistline
- Multiple small satin ribbon bows at the waist in teal and purple
- Rainbow pastel tulle skirt in yellow, pink, purple, and aqua (the only set in the range with yellow tulle)
- White cotton inner lining for modesty and comfort
- White elasticated back panel for a flexible, comfortable fit
- Adjustable wide white satin halter ribbon tie at the back of the neck
- Headband with silver glitter ear accents, purple roses, mint tulle frill, and mint glitter tail fin
- Sizes S to 2XL covering ages 1 to 10 years
- Suitable for mermaid, rainbow, and unicorn party themes
Product Specifications
| Set Contents | 1 x mermaid tutu dress, 1 x mermaid headband |
| Material | Cotton, tulle, polyester |
| Bodice | Iridescent holographic fish scale fabric in aqua, lilac, and pink tones with white cotton inner lining |
| Waist Detail | Pearl and rhinestone trim, multiple small satin ribbon bows in teal and purple |
| Skirt | Multi-layered rainbow pastel tulle in yellow, pink, purple, and aqua, knee length |
| Closure | Adjustable wide white satin halter ribbon tie at neck |
| Back Panel | White elasticated fabric |
| Headband | Silver glitter ear accents, purple fabric roses, mint tulle frill, mint glitter mermaid tail fin |
| Colour | Rainbow pastel: yellow, pink, purple, aqua tulle with iridescent bodice |
| Sizes | S (1-2y), M (3-4y), L (5-6y), XL (7-8y), 2XL (9-10y) |
| Suitable Season | Summer and any indoor occasion year-round |
| Gender | Girls |
| Condition | New with tag |
Care Instructions
Hand wash recommended Do not bleach Air dry naturally Do not tumble dry Cool iron on lining only if needed














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