Well I'm partial to the Wildflower video...
http://www.wildflowermtb.com/
...mostly because I'm in it. But also because the skill drills were good.
Looks like it's available from Amazon.
http://www.amazon.com/Wildflower-Mou.../dp/B0000U0GPE
- 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