


Harmony Orthopaedic Mattress
Size 2FT6 Small Single
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Available: Monday–Friday 9am–5.00pm
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Size 2FT6 Small Single
Need Help?
Available: Monday–Friday 9am–5.00pm
Size 2FT6 Small Single
Need Help?
Available: Monday–Friday 9am–5.00pm
Give your child comfortable, dependable support with the Harmony Orthopaedic Mattress. Designed with growing bodies in mind, it combines a supportive 13.5-gauge spring unit with carefully selected comfort layers to create a firmer, comfortable sleeping surface for everyday use.
What's Inside
- Supportive 13.5-gauge spring unit
- Saturn pads on both sides for added comfort and durability
- 800g polyester filling on one side
- White damask fabric on one side
- Cooltouch fabric on the other side
- White damask 9" border for a neat, durable finish
Built for Growing Bodies
The Harmony Orthopaedic Mattress is made to provide reliable support throughout childhood and the teenage years. Its supportive spring system, durable comfort layers and practical double-sided construction make it a dependable choice for everyday sleep.
- Designed with growing children in mind
- Supportive orthopaedic-style construction
- Available in four popular children's bed sizes
- Made to order
Delivery
Enjoy free delivery to most of Mainland UK. As each Harmony Orthopaedic Mattress is made to order, please allow 7–14 working days for dispatch.
Looking for the right mattress for your child? Explore our full range of children’s mattresses, including pocket sprung, orthopaedic and memory foam options designed to support growing children.
Supportive sleep for growing bodies. 🌙
| Mattress Size | Width | Length | Standard Dimensions |
|---|---|---|---|
| 2FT6 Small Single | 75 cm | 190 cm | 2'6" x 6'3" |
| 3FT Single | 90 cm | 190 cm | 3'0" x 6'3" |
| 4FT Small Double | 120 cm | 190 cm | 4'0" x 6'3" |
| 4FT6 Double | 135 cm | 190 cm | 4'6" x 6'3" |
Choosing the Right Size
Always check the mattress dimensions required by your bed frame before ordering. Mattress names such as Single and Small Double can vary between manufacturers, so the actual measurements are the most important thing to check.
If you're choosing a mattress for a bunk bed, cabin bed or high sleeper, also check the bed manufacturer's maximum permitted mattress depth before ordering.
Caring for Your Mattress
To help keep your mattress in good condition, always follow the care instructions supplied with your mattress.
Turning & Rotating
Turning and rotation requirements vary between mattresses. Please refer to the specific care instructions supplied with your mattress.
Using a Mattress Protector
We recommend using a suitable mattress protector to help keep your mattress clean and protected.
Delivery
Delivery is available to most mainland UK addresses. Your estimated delivery timeframe will be shown when ordering.
Guarantee
This mattress is covered by our 12-month guarantee.
Product FAQs
Why Choose My Childs Room?
The trusted UK choice for quality children’s mattresses, with supportive comfort, dependable quality and friendly service to make choosing the right mattress easier.

Flexible, interest-free payment options
A quality mattress is an important investment in your child’s comfort and sleep. With interest-free payment options available, you can spread the cost and choose the right mattress for your child without paying everything at once.
It’s a simple, flexible way to invest in better sleep while making the cost easier to manage.

Quality & safety you can trust
Choosing the right mattress for your child is about more than comfort — it’s about giving them supportive, dependable sleep night after night. Our children’s mattresses are selected with comfort, quality and durability in mind, giving parents confidence in a mattress designed for everyday family life.

Free delivery to most of mainland UK
Big furniture deliveries can get expensive fast — and that usually shows up at checkout. My Childs Room keeps it simple with free delivery to most of mainland UK, so you can plan your budget properly and avoid hidden costs. It’s especially helpful when you’re furnishing a full room and trying to keep everything on track.

