The common fate of all “soft touch” silicone handles is to become sticky and gooey. While some goo may be removable, I’ve found that wrapping self-bonding silicone tape around the mess both encapsulates it and maintains the grippiness of the original silicone.
The most recent casualty is the decade-old ceramic crysknife I returned to service while the rest of the knives were being sharpened:

While I was at it, I added griptivity to the leaf blower handle:

Long years ago, before getting transparent silicone tape, I’d wrapped a kitchen slotted spoon:

Stipulated: Butt-ugly and built to stay that way.
Oddly, the handle on the matching spatula / scraper remains non-gooey to this day.
Should you care more about form than function, this repair is not the one you seek …
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