The Prime Big Deal Days event is on October 8 and 9, but we're already seeing mattress deals from Purple and Nectar, with up to 51 percent off.

It’s not always possible to shop for a new mattress in person. In fact, traipsing from bed shop to shop can take up a lot of time, which is why many people choose to buy their mattress online. Whilst that's easy and convenient, are they any risks attached to it that you need to be aware? We take a look at the pros and cons right here.