I Spotted this today in Costco Southampton, looks like good quality backpack, it has separated laptop pocket and one internal tablet pocket too. On the label says lifetime warranty, I think good price for what you get £25.78 inc. VAT . Probably nationwide.
In Store only!
Here more info about item https://www.amazon.co.uk/High-Sierra-Elite-Business-Stealth/dp/B00DGD7PQK