Haven't seen these myself in store but seen many articles about them so I'll see if I can spot them at my next visit. At this price it's certainly worth checking your local store for and at this price you could add extra items yourself.
Home Bargains Christmas Eve box contents
Christmas story book
Letter from Santa
Cookies (for Santa or your little one)
Link to article giving info, cannot find them on the HB website which is limited items only.metro.co.uk/201…20/