The Respironics heated micro-flexible tubing is heated white CPAP tubing that spans 6 feet in length with an inner hose diameter of 12mm. This micro-flex tubing features a convenient secure-click mechanism at the machine end, ensuring exceptional tubing stability while remaining effortless to attach and detach as needed. This CPAP tubing is designed to be compatible with the DreamStation 2 Series. Pay by insurance? Please call (877) 799-0202.