Every Aneros Progasm Ice is a one-of-a-kind. The production process creates a unique air bubble, making each one unlike any other. The sleek design provides an intense prostate massage backed by our patented hands-free design. Despite its appearance, the Ice is not made of glass. Rather, it is made of an award-winning, FDA approved, medical and food grade plastic which is rapidly being used as a replacement for glass because it does not break. The production of this plastic also emits less gases than other types, making the manufacturing process better for the environment. Largest Aneros model. Bubbles make each one unique. Round perineum tab design. Kundalini K-Tab provides additional sensations. Has size, but is very mobile. For advanced and experienced users. The Aneros can also be used to great effect during traditional sexual encounters. During oral sex and traditional intercourse, when the man uses the Aneros he will be harder, last longer, have better control. His prostate will empty more fully during ejaculation, which means a more intense and satisfying orgasm. This increased sexual performance is a great secondary benefit for the partner as well. The Aneros is a great way to explore and expand your intimacy with your partner.