DreamStation Go features our smallest and lightest tube ever, improving freedom of movement when you sleep. The 12mm micro-flexible tubing also offers enhanced flexibility, portability, and connectivity.The new 12mm micro-flexible tubing is incredibly small and lightweight. This allows for more flexibility and takes up less space during travel. The increased flexibility of this DreamStation Go tubing helps minimize mask drag and increase your freedom of movement during sleep. Click-connections on each end of the micro-flexible tubing makes connecting and disconnecting the device and mask simple.The DreamStation Go Micro-Flex 12mm tubing is the smallest and lightest tubing developed by Philips. In a study done by Philips, participants compared regular tubing to the new micro-flex 12mm tubing and found that it provided better comfort, flexibility and ease of movement than standard tubing.