You can save an extra 25 per cent on the mattress when you use the code “EXTRA25”, too. This Happy Beds mattress featured in our previous guide to the best mattresses for back pain.

Why not spend the savings on luxe bed linen? Whether you’re looking for a single, double, king or super king, online homewares giant Wayfair has mattresses to suit every budget and need.

It’s a pity a carry case isn’t included ... Choose from a single or a double mattress to suit the size of your glamping palace. If you were eyeing up the Bundle Bed all-in-one mattress ...

you can usually find ways to make it look as inviting as a proper bed. Always double-check that the daybed you’re plumping for comes with a mattress, as they aren’t always included with the frame.