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 hose can be connected to multi- nasal masks. qualityItem Name:CPAP Respirator Hose ConnectorSize:2.8cm/1.1inch x 6cm/2.36inchColour:TransparentMaterial:pvc Package Contents:1 * for AirMini Universal Adapter Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.Product Notes:Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering.About Shipping:Please ensure your shipping informations are correct to avoid delivery issues.All orders are shipped within 3 days after payment. Delivery usually takes 812 days, The specific delivery time is depend on circumstances.If you have any questions during your purchase, feel free to contact us. We will respond you within 139 hours.