Bunk Bed Safe Mattresses
Find the right mattress for a bunk, mid sleeper or high sleeper with our bunk bed safe mattresses at Rest Relax. Each one has a slim, low-profile depth (typically 15cm or less) that meets the recommended safe height for raised and top-bunk beds, without compromising on comfort or support. Choose from foam and sprung builds — ideal for children, teens and guest rooms — in single and small-double sizes. Shop bunk-safe comfort the whole family can rely on.
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Savers Memory Foam Mattress – 13cm Medium Memory Foam Comfort
Original price £79.95 - Original price £179.00Original priceStarting from: £79.95£79.95 - £179.00Current price £79.95In stockLooking for genuine memory foam comfort on a budget? The Savers Memory Foam Mattress tops a supportive foam base with a responsive memory foam laye...
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Thrive Kids Trundle Foam Mattress – 14cm Firm Bunk & Trundle Mattress
Original price £89.00 - Original price £129.00Original priceStarting from: £89.00£89.00 - £129.00Current price £89.00In stockNeed a tough, easy-care mattress for a bunk or trundle bed? The Thrive Kids Trundle Foam Mattress is built around a high-density EcoFoam core that ...
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Thrive Kids Memory Pocket Sprung Mattress – 15cm Medium Kids Pocket Sprung
Original price £149.00 - Original price £229.00Original priceStarting from: £149.00£149.00 - £229.00Current price £149.00In stockWant individual spring support with a contouring memory foam top for your child? The Thrive Kids Memory Pocket Sprung Mattress is a 15cm kids' matt...
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Thrive Kids Eco Comfort Foam Mattress – 14cm Firm Eco-Friendly Foam Kids Mattress
Original price £99.00 - Original price £159.00Original priceStarting from: £99.00£99.00 - £159.00Current price £99.00In stockLooking for a firm, eco-friendly mattress for a bunk or trundle? The Thrive Kids Eco Comfort Foam Mattress is built from a 14cm high-density EcoFoa...
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Thrive Kids Ortho Support Foam Mattress – 15cm Firm Orthopaedic Kids Mattress
Original price £129.00 - Original price £189.00Original priceStarting from: £129.00£129.00 - £189.00Current price £129.00In stockWant firm, posture-supporting comfort for a growing child? The Thrive Kids Ortho Support Foam Mattress is a 15cm reflex foam mattress — 33 density ...
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Thrive Kids Waterproof Support Foam Mattress – 14cm Medium Easy-Clean Kids Mattress
Original price £119.00Original price £119.00 - Original price £259.99Original price £169.99Starting from: £119.00£119.00 - £189.00Current price £119.00In stockSpills and accidents are part of family life — the Thrive Kids Waterproof Support Foam Mattress is built for it. A silent, all-foam core gives grow...
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Deluxe Support Sprung Mattress – 19cm Medium Hybrid Support
Original price £109.00 - Original price £189.00Original priceStarting from: £109.00£109.00 - £189.00Current price £109.00In stockWant responsive spring support at a great price? The Deluxe Support Sprung Mattress is a 19cm hybrid — a 14cm coil-spring core, a 2cm eco-foam base...
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Deluxe Memory Sprung Mattress – 19cm Medium Hybrid Support
Original price £109.00 - Original price £199.00Original priceStarting from: £109.00£109.00 - £199.00Current price £109.00In stockLooking for supportive spring comfort on a budget? The Deluxe Memory Sprung Mattress is a 19cm hybrid — a responsive 14cm coil-spring core, a 2cm e...
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Essential Comfort Memory Foam Mattress – 18cm Medium Teen Support
Original price £129.00 - Original price £259.00Original priceStarting from: £129.00£129.00 - £259.00Current price £129.00In stockWant a teen mattress that's supportive but not rock-hard? The Essential Comfort Memory Foam Mattress balances a 2cm memory foam top, a 2cm reflex l...
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Essential Ortho Foam Mattress – 18cm Firm Reflex Foam Teen Support
Original price £139.00 - Original price £259.00Original priceStarting from: £139.00£139.00 - £259.00Current price £139.00In stockNeed a tough, supportive mattress for a bunk, trundle or teen's bed? The Essential Ortho Foam Mattress is built from a single 18cm slab of high-den...
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Premier Memory Sprung Mattress – 19cm Medium Hybrid Support
Original price £129.00 - Original price £219.00Original priceStarting from: £129.00£129.00 - £219.00Current price £129.00In stockWant spring support with body-moulding comfort on top? The Premier Memory Sprung Mattress is a 19cm hybrid — foam-encapsulated 14cm coil springs fo...
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Thrive Kids Gel Memory Pocket Sprung Mattress – 15cm Medium Kids Pocket Sprung
Original price £149.00 - Original price £239.00Original priceStarting from: £149.00£149.00 - £239.00Current price £149.00In stockWant individual spring support with a cooler memory-foam top for your child? The Thrive Kids Gel Memory Pocket Sprung Mattress is a 15cm kids' matt...
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Thrive Kids Gel Memory Support Foam Mattress – 15cm Medium Kids Mattress
Original price £129.00 - Original price £189.00Original priceStarting from: £129.00£129.00 - £189.00Current price £129.00In stockFor a child who likes a balanced feel and sleeps warm, the Thrive Kids Gel Memory Support Foam Mattress is a 15cm three-layer kids' mattress — a 2c...
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Thrive Kids Memory Support Foam Mattress – 15cm Medium Kids Mattress
Original price £159.00Original price £159.00 - Original price £249.99Original price £169.99Starting from: £119.00£119.00 - £179.00Current price £119.00In stockWant a balanced, comfortable mattress for a growing child? The Thrive Kids Memory Support Foam Mattress is a 15cm three-layer kids' mattress — a 2c...
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Thrive Kids Ortho Gel Memory Foam Mattress – 15cm Firm Orthopaedic Kids Mattress
Original price £129.00 - Original price £199.00Original priceStarting from: £129.00£129.00 - £199.00Current price £129.00In stockFor the child who needs firm support but runs warm, the Thrive Kids Ortho Gel Memory Foam Mattress is a 15cm three-layer kids' mattress — a 2cm gel...
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Thrive Kids Ortho Memory Foam Mattress – 15cm Firm Orthopaedic Kids Mattress
Original price £119.00 - Original price £179.00Original priceStarting from: £119.00£119.00 - £179.00Current price £119.00In stockWant firm orthopaedic support with a contouring top for your child? The Thrive Kids Ortho Memory Foam Mattress is a 15cm three-layer kids' mattress...
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Thrive Kids Pocket Sprung Mattress – 15cm Medium Kids Pocket Sprung
Original price £139.00 - Original price £219.00Original priceStarting from: £139.00£139.00 - £219.00Current price £139.00In stockWant individual spring support for a growing child? The Thrive Kids Pocket Sprung Mattress is a 15cm kids' mattress — a 10cm mini pocket-spring cor...
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Thrive Kids Support Foam Mattress – 14cm Medium Bunk & Midsleeper Mattress
Original price £119.00 - Original price £179.00Original priceStarting from: £119.00£119.00 - £179.00Current price £119.00In stockLooking for a dependable, budget-friendly mattress for your child's bed? The Thrive Kids Support Foam Mattress is a 14cm reflex foam mattress — 30 ...
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Thrive Kids Trundle Support Foam Mattress – 10cm Medium Bunk & Trundle Mattress
Original price £99.00 - Original price £149.00Original priceStarting from: £99.00£99.00 - £149.00Current price £99.00In stockNeed a slim mattress that fits a trundle or bunk safely? The Thrive Kids Trundle Support Foam Mattress is a compact 10cm reflex foam mattress — 30 ...
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Value Memory Sprung Mattress – Medium Comfort Hybrid Design
Original price £99.00 - Original price £159.00Original priceStarting from: £99.00£99.00 - £159.00Current price £99.00In stockValue Memory Sprung Mattress - Medium Comfort What It Is ; Who It’s ForThe Value Memory Sprung Mattress is a UK-made hybrid mattress designed for t...
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Value Eco Comfort Sprung Mattress - Kids Medium Comfort
Original price £89.00 - Original price £139.00Original priceStarting from: £89.00£89.00 - £139.00Current price £89.00In stockValue Plus Eco Comfort Sprung Mattress - Medium Comfort Hybrid Design Looking for a mattress that offers reliable comfort without feeling too soft...
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Bunk Bed Safe Mattresses FAQs
A pillow topper mattress is a mattress that has an additional layer of padding or cushioning sewn onto the top, creating a plush, soft surface. This pillow-like layer is often made from memory foam, latex, or other soft materials.
A pillow top mattress can be good for your back if you prefer a softer, more plush sleeping surface. The added cushioning can help alleviate pressure points, especially for side sleepers. However, it may not be suitable for everyone, as some individuals require firmer support for their spine.
The main difference between a mattress topper and a pillow top is that a mattress topper is an additional, removable layer of padding that can be placed on top of your existing mattress to improve comfort. Mattress toppers come in various materials, such as memory foam, down, or latex, and offer customizable softness or firmness.