http://www.amazon.com/Premium-Curtain-Smoothly-Standard-Bathroom/dp/B00CBKW6BI EZ Glide Shower Curtain Hooks are compared with fancy Shower Curtain Hooks in this video.

The Following questions were addressed:

1. Do they slide freely on the shower curtain rod?
2. Do they get stuck on the shower curtain tension rod joints? (Lots of shower curtain rails expand to fit an shower space by having one part of the rod screw into the other parts of the rod. This develops a joint in the shower curtain rod at about t