Hmmm, I don’t think there is any kind of specific church teaching on fetishes, but I can say that if the fetish begins to take over the normal intimacy between a husband and wife to concentrate only on the pleasure of self by using the fetish, then the line may be crossed into sinful desire and lust. If that happens, then you do not function normally and possibly put your spouse into a position of being objectified which is sinful…
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