Glass anal beads are a sex toy. Generally, there are multiple glass beads or balls, and they are arranged in ascending order. Glass beads are from small to large, and become larger as the number of beads increases. Usually, the largest bead is at the very top. And there is a flared handle circle at the top. The main action is to pull the beads out of the anus. Glass anal beads are mainly taken out repeatedly and then reinserted. thereby stimulating the anus. Get sexual pleasure.