Feature: 1. Fit Well: Silicone cushion designed to fit most facial features, reduces pressure on the nose bridge by using thin material on the nose, considerate and reliable. 2. Stretch Fabric: Headgear is made of soft fabric, with high elasticity, flexible for use, fit well on your head, make sure the elderly or patient sleep comfortably. 3. Nasal Guard Accessory: Simple and reasonable structure, great adaptability, can keep your nasal guard in high performance, easy to connect and use. 4. Portable Design: Suitable for all breathing machine, light weight and in small size, easy to store and carry, suitable for home, hospital and health center. 5. Plastic Material: Safe and eco friendly, firm and sturdy, durable for use. A set of accessory are available, wonderful replacement for the old or broken one. Specification: Item Type: Nasal Guard Accessory Material: Plastic Scope of Application: Suitable for all breathing machine. Package List: 1 x Silicone Cushion1 x Frame2 x Headgear1 x Elbow