The Tsunami Swirl Edition Water Pipe features a built-in freezable glycerin chamber designed to deliver extra smooth, chilled hits. Simply place the glycerin coil in the freezer before use to cool the smoke as it passes through the pipe, creating a smoother and more comfortable experience. Crafted from durable, high-quality glass with a sleek swirl design, this piece also uses water filtration to help cool and refine each draw for a cleaner, more enjoyable session.