Ben-Wa Balls

De omtalade BenWa kulorna som har en central roll i den erotiska boken Femtio Nyanser av honom.
Ben-Wa metallkulor för träning av underlivets muskler. Går även att använda under samlag för en väldigt skön känsla för både kvinnan och mannen.

He pushed my legs apart giving him full access to my pussy. I gasped as I felt him push something cold and round into me. “What are you doing?” I asked breathlessly. “They’re called Ben-Wa balls” he said, sliding another ball into me. He helped me to my feet, and I gasped again as I felt the balls move and bump against each other inside me. By the time I was standing up my breath was coming in quiet gasps, and my nipples were hard as pebbles beneath my dress.