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The three weights make it easy to work up gradually instead of jumping straight to the heaviest one. The silicone is smooth and the ring handle makes removal simple, which I didn't expect to appreciate so much. The 62g red one is my starting point and I've already noticed a difference after a couple

I like that there are three different weights — starting with the 62g one and working up to the 98g feels like real progress instead of guessing. The pull ring makes them easy to remove, which I didn't expect to appreciate this much.

The silicone is really smooth and the ring handle makes them easy to insert and remove without any fumbling. I started with the 62 gram one and worked up to the 98 over a few weeks, and the color coding makes it simple to keep track of which is which.