Would this be easily installed on a Trek bike?
Yes, it will be veary easy to install. You will receive all the mounting instructions and mounting tools that you need.
Does this seat fit on Sunny Pro Indoor cycling bike?
Hi Yes this bike saddle fits the Sunny Pro indoor cycling bike, with the included adaptor it can be mounted very easily and you can start riding in no time. Thanks Peter
What are the dimensions of this saddle?
Our saddle for women is 2.76 x 7.48 x 10.24 inches
Does this work for men too?
Yes, I've personally tested it and I highly recommend it even for men.