Unfortunately $50 shipping as it's in the UK But definitely an option!CritterHappyHomes on Etsy has a big one (120 cm) for $25. It’s 3x longer and about 3x wider than the one you’ve got.
That’s where I got my foraging box from I think I’ve definitely bought something from there is good but no help on shipping loads of shops do them in uk but again no helpUnfortunately $50 shipping as it's in the UK But definitely an option!