The ResMed AirFit™ N30i Small Frame System is designed with a top-of-the-head tube and a nasal cradle cushion that sits comfortably under the nose while sleeping in any position including your side or stomach. Compatible with the ResMed AirFit™ N30i Nasal Cradle Mask. Features Top-of-the-head tube Minimalist design gives you the freedom to switch positions, sleep comfortably, and be closer to your bed partner. SpringFit Frame Manufactured so air flows through the frame and adapts for a personalized fit. It features a quick-release elbow that makes it easy to disconnect the mask from tubing if you need to get up at night. Curved Nasal Cradle Cushion Sits discreetly under your nose covering less of your face than a traditional nasal mask. Specifications Brand: ResMed Manufacturer: ResMed HCPCS Reimbursement Code: A7034 Prescription Required: Yes Cushion Type: Silicone/Gel Adwords_grouping: Nasal Mask Mouth Breather: Yes