Features: 1. The mini cpap air outlet is connected to the connector. 2. Connect the other end of the Connector to the CPAP hose port. 3. Your CPAP Elbow can be connected to Resmed Mirage FX Specification: Type:Resmed Mirage FX Elbow 100% brand new and high quality Material: PVC Color:Transprent Size:4*4*2.5cm Package includes: 1 x Resmed Mirage FX Elbow Note: 1.Please allow 1-3mm error due to manual measurement. 2.The color may be different with the true item due to the screen display, pls understand.