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Medium Jaybe Childrens Mattresses

A medium mattress is often considered a universal comfort option, suitable for most people regardless of weight, sleeping position or preference. It offers enough support to keep the spine aligned and reduce pressure points while also providing enough cushioning to promote a night of comfortable and restful sleep.

Jay-Be is a leading British bed and mattress manufacturer, renowned for innovation, comfort, and sustainability. With a strong heritage in the furniture industry, Jay-Be specialises in high-quality guest beds, folding beds and mattresses designed for everyday use. Their products are crafted with durability and practicality in mind, making them a popular choice for families, hotels, and guest rooms.

Jay-Be is also committed to eco-friendly manufacturing, using sustainable materials and recyclable components wherever possible. Combining modern design with traditional craftsmanship, Jay-Be offers affordable, reliable sleep solutions trusted by customers across the UK and beyond.


A children's mattress provides the right balance of comfort and support for growing kids. Designed with breathable materials, hypoallergenic options, and firm yet comfortable surfaces, these mattresses promote healthy spinal alignment and quality sleep. Available in single, double and bunk bed sizes, they fit various bed frames. Many feature water-resistant covers, memory foam, or pocket springs for extra durability.

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  1. JayBe Foam Free Sprung 3FT Single Mattress
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    tension

    Medium

    Firmness

    Medium · 3 / 5

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    Open Coil Springs

    Open Coil Springs

    JayBe Foam Free Sprung 3FT Single Mattress

    Rating:
    88%
    4.4· 19  reviews
    Mattress Core
    Open Coil Springs
    Mattress Depth
    16 cm depth
    £139.00
    RRP £196.00
    free-delivery

    Delivery available within 7 - 14 Days

    brand
  2. JayBe Anti-allergy Sprung 3FT Single Mattress
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    tension

    Medium

    Firmness

    Medium · 3 / 5

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    5

    Mattress Type:

    Open Coil Springs

    Open Coil Springs

    JayBe Anti-allergy Sprung 3FT Single Mattress

    Rating:
    86%
    4.3· 13  reviews
    Mattress Core
    Open Coil Springs
    Mattress Depth
    18 cm depth
    £159.00
    RRP £223.00
    free-delivery

    Delivery available within 7 - 14 Days

    brand
  3. JayBe Pocket Sprung Anti-allergy 3FT Single Mattress
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    Medium · 3 / 5

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    Mattress Type:

    JayBe Pocket Sprung Anti-allergy 3FT Single Mattress

    Rating:
    95%
    4.75· 16  reviews
    Mattress Core
    Pocket Springs
    Mattress Depth
    18 cm depth
    £199.00
    RRP £278.00
    free-delivery

    Delivery available within 7 - 14 Days

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Childrens Mattresses FAQ's

What size mattress is best for a child?

Choosing the right size mattress for a child depends on their age, height, and sleeping needs. The most common options are toddler, twin (single), and full (double) mattresses.

For toddlers transitioning from a cot, a toddler mattress is an option but would need replacing quite soon as the child outgrows it, many parents prefer to skip the toddler mattress and move straight to a single mattress (90cm (38") x 190cm (75")), which is the most popular choice for growing kids. It provides ample space and fits most bunk beds, mid sleepers, and standard bed frames.

For taller children or those who need more space to move around, a small double (120cm (38") x 190cm (75")) or double (double) mattress (135cm(54)" x 190cm (75")) may be better. A full mattress allows extra room for stretching and can last well into the teenage years.

Ultimately, the best size depends on room space, budget, and long-term comfort. Investing in a high-quality, supportive mattress ensures your child gets a good night’s sleep, essential for healthy growth and development.

How Firm Should a Children's Mattress Be?

The firmness level of a children’s mattress is crucial for their comfort, spinal support, and overall sleep quality. The ideal firmness depends on their age, weight, and sleeping habits.

For toddlers and younger children, a medium-firm to firm mattress is recommended. This provides proper spinal alignment and prevents sinking too deeply, which can be unsafe for younger sleepers. A firmer mattress also supports growing bones and muscles, reducing the risk of discomfort or poor posture.

For older children and teenagers, a medium to medium-firm mattress is often preferred. This allows for a balance between support and comfort, adapting to different sleep positions. Side sleepers may prefer a slightly softer surface, while back and stomach sleepers need more firmness to prevent misalignment.

Memory foam, hybrid, and pocket-sprung mattresses are popular choices, offering both support and pressure relief. Some options also feature zoned support, catering to different areas of the body.

Ultimately, the best mattress firmness for a child depends on their age, weight, and comfort preference. A breathable, supportive, and durable mattress ensures they get the restful sleep needed for healthy growth and development.

Do children's mattresses need to be hypoallergenic?

A hypoallergenic children’s mattress is highly recommended, especially for kids prone to allergies, asthma, or sensitive skin. Hypoallergenic mattresses are designed to resist dust mites, mold, and bacteria, reducing common triggers for allergies and respiratory issues.

Children have developing immune systems and can be more vulnerable to airborne allergens. Standard mattresses can accumulate dust, pet dander, and moisture, which may lead to discomfort, congestion, or skin irritation. Hypoallergenic mattresses use breathable, antimicrobial, and non-toxic materials such as organic cotton, latex, or memory foam with protective covers. Some models also feature waterproof layers to prevent spills and moisture buildup.

Even if a child doesn’t have allergies, a hypoallergenic mattress ensures a cleaner and healthier sleep environment by preventing the growth of bacteria and allergens. Regular cleaning and the use of washable mattress protectors further enhance protection.

Ultimately, choosing a hypoallergenic mattress helps promote better sleep, improved air quality, and long-term comfort for children, making it a smart investment for any parent concerned about their child’s health and well-being.

Are waterproof mattresses good for kids?

Yes, waterproof mattresses are an excellent choice for kids. They offer protection against spills, bedwetting, and accidents, keeping the mattress clean, dry, and hygienic. Young children, especially toddlers and those transitioning from potty training, benefit from a mattress that resists moisture, preventing stains and bacteria buildup.

A waterproof mattress or a waterproof mattress protector helps extend the lifespan of the mattress by preventing liquid absorption, mold, and unpleasant odors. Many waterproof mattresses use breathable, hypoallergenic materials that provide comfort while maintaining airflow and temperature regulation, ensuring a restful sleep.

In addition to hygiene, waterproof mattresses are also easier to clean. A quick wipe with a damp cloth or mild detergent can remove most messes, reducing the need for deep cleaning or replacements.

Overall, waterproof mattresses are a practical and hygienic option for kids, offering durability, cleanliness, and peace of mind for parents.

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