The best way to clean cured resined is to simply treat it as you would glass: use a soft cloth and a gentle cleaner and polish just like you would any glass surface.
For information on how to clean epoxy resin tools, see our blogs How Can I Clean Epoxy Resin Mixing Containers? and How Do You Know When Resin Is Fully Mixed And Ready To Use.
ArtResin: Made For Artists By Artists.