We're offering you a Smart Firm Foam Mattress for £129.99, saving you up to 48% off Sliding Wardrobes 4U's's price of £249.99 (correct as of 02.09.2025).

Upgrade Your Sleep with Firm Support & Cool Comfort

This hotel quality firm 30D foam mattress is engineered for those who demand superior support and breathability. The high-density hard foam core ensures your spine stays aligned, while multi-layered construction adapts to your shape—minimising pressure points and restless nights.

• Firm 30D Foam Core: Enjoy unwavering support that helps maintain healthy posture.
• Breathable Mesh Sides: Promotes airflow for a fresh, cool sleeping environment.
• Soft Knitted Fabric Cover: Feels gentle against your skin and enhances air circulation.
• Anti-Slip Linen Base: Keeps your mattress securely in place on any bed frame.

Effortless Setup & Flexible Options

• Bed-in-a-Box Convenience: Mattress arrives rolled and compressed—simply unbox, unroll, and let it expand to full size.
• Sizing Choices: Select from Small-Single, Single, Double, or King to fit any bedroom.
• Customisable Thickness: Choose between 10cm, 15cm, or a plush 24cm height for your ideal comfort level.

Care & Maintenance

• Airing out the mattress after unboxing is recommended for optimal freshness.
• The soft knitted cover can be spot cleaned with mild detergent; use a mattress protector for added longevity.

Usage & Styling Tips

• This versatile mattress suits all standard bed frames—pair it with breathable bedding sets or plush pillows for an enhanced sleep experience.

Specifications & Dimensions

• Sizes: Small-Single, Single, Double, King
• Thickness Options: 10cm / 15cm / 24cm

FAQs

• Q: How long does the mattress take to fully expand?
  A: Allow up to 48 hours for full expansion after unboxing.
• Q: Is this mattress suitable for all sleeping positions?
  A: Yes, the firm support benefits back, side, and stomach sleepers alike.
• Q: Can I use this mattress on an adjustable bed frame?
  A: Yes, its flexible foam construction is compatible with most adjustable bases.