One ring is not sewn in but I find that it stays where I put it. No, they do not come with clips, so purchase those separately. My wife is not really that good at visualizing dimensions. I took the hook off and am just using it as a decoration. Easy to use Upon use my only gripe with the system is that it is not stereo. I totally agree with the What HiFi review of these. 5 because of the pointed toes. However, Amazon fooling by sending very old stock. Bought these shoes in October and wore them frequently.