I like the Louis Garneau heat-moldable insoles. I don't think they really change very much during the molding process, but I find them comfortable.
I tried the ones from Shimano and wound up with bad cramping in my calf muscles.
- Gray 2010 carbon WSD road bike, Rivet Independence saddle
- Red hardtail 26" aluminum mountain bike, Bontrager Evoke WSD saddle
- Royal blue 2018 aluminum gravel bike, Rivet Pearl saddle
Gone but not forgotten:
- Silver 2003 aluminum road bike
- Two awesome worn out Juliana saddles