The PieceMaker Kahuna 21” beaker silicone water pipe is the largest silicone water pipe in the world. Silicone is virtually indestructible and great for on the go. The Kahuna comes with an unbreakable Hex TEK downstem, which is engineered for more bubbles. It is also compatible with 18mm/14mm low-pro 5” glass downstems. The Kahuna includes a replaceable stainless steel bowl and can accept 14mm glass bowls. You can clear your hits with ease with the carb. No need to worry about spills, the Kahuna is equipped with Mushroom-TEK anti-spill technology. A removable stainless steel base cover allows for easy cleaning and has built-in slot for large BIC lighter.