Bikepacking - a viable alternative to racks & panniers

I think it’s this
https://www.decathlon.co.uk/p/trekking-2-seasons-tarp-trek-900-grey/_/R-p-305779
It’s a couple years old so looks slightly different to the link. I’ve never used it with walking poles but it’s done me well a few times over the years and packs nice and small.

Also the decathlon sleeping mat shown gets my vote if anybody is interested. Often see people asking for opinions on here.