Strap on remote controlled battery operated vibrator; perfect for those nights at the opera when the soprano is hitting a lot of high e's! When she wears the black velvet dress, you can't even see the wet spot. Other than that, bristle paint brush (a little one,1/2 in. or a small nylon brush. Don't make the mistake of using a sable brush unless you aren't planning on doing any actual painting with it. When I was young and drunk with lust, I thoughtlessly grabbed a brand new sable that I'd just bought and spent three hours tormenting her clit and nipples with it. Damn landscape never did get painted. Electric toothbrush is also interesting.
Paul Alexander