
Originally Posted by
TigerMom
I can understand the more comfort part, but I don't understand how a 700x25 cc can make you faster than a 700x23 cc since there is more friction contact with the road

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Well my eyes glaze over when I try to read about tires, but there are a number of articles out there about it. Here are two:
http://velonews.competitor.com/2012/...rethren_209268
http://velonews.competitor.com/2012/...-faster_209888
- 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