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Collection: 2.5cm Mattress Toppers

A Subtle Layer of Extra Comfort

Our 2.5cm mattress toppers add a gentle layer of softness to your bed, without changing the feel of your mattress too much.
Shop 2.5cm Toppers
Good to know
A 2.5cm topper adds a gentle refresh to a mattress that's still in good condition, subtly softening the feel without significantly changing how supportive it is.
Frequently asked

What does a 2.5cm topper feel like?

It adds a gentle refresh without dramatically changing the feel of your existing mattress.

Is 2.5cm enough to notice a difference?

Yes, many customers notice a subtle but genuine improvement in comfort.

  • MADE IN THE UK

    Slumberdown pillows & Duvets are designed and made in the UK, by a family run business with over 100 years of textile experience

  • DESIGNED FOR HOW YOU SLEEP

    We want you and your family to get the best night's sleep possible. So we offer a range of duvets, pillows and more design for how your sleep

  • Sleep soundly 5cm Mattress Topper Slumberdown

    MADE WITH CARE

    Sustainability has long been a high priority for Slumberdown. Our packaging contains a minumum 30% recycled content, our Hollowfibre is 100% recycled and across the business we are working to next zero and zero to landfill targets,

  • Sleep Soundly 10cm Extra Deep Mattress Topper Slumberdown

    Easy to care for

    Most of our products are machine washable and tumble dryer safe, so keeping your sleep space fresh is simple.