The Fetish Fantasy Limited Edition Black Glass Ben Wa Balls are medium glass stimulators designed for vaginal exercise and sensation. Made from black borosilicate glass, they have a smooth, weighty feel that works well for regular use and muscle control practice.

• Made from durable black borosilicate glass
• Medium size and weight for vaginal stimulation and exercise use
• Can be warmed under hot water or chilled under cold water
• Clean with warm water and toy cleaner

A good fit if you want a reusable glass option for pelvic floor exercise and temperature play.