Obviously can't try it out beforehand ... so a bit nervous that our son won't like it and it'll have to be returned. It's the same price in both. [[https://www.argos.co.uk/product/4587385]] [[https://www.amazon.co.uk/JAY-BE-Benchmark-Hybrid-Friendly-Mattress/dp/B08BXL2D2Z?th=1&tag=mumsnetforu03-21]] Any thoughts?