This article contains affiliate links, which means we may earn a small commission if a reader clicks through and makes a purchase.
All our journalism is independent and is in no way influenced by any advertiser or commercial initiative.
The BBC is not responsible for the content or accuracy of any external advertising or products.
The links are powered by Skimlinks.
By clicking on an affiliate link, you accept that Skimlink cookies will be set.
More stories from the UK