Features 1、ROTATABLE ELBOW: 360° rotatable elbow, ensuring comfort while increasing flexibility, not limited to a fixed position, can be adjusted at any angle. 2、SOFT HEADBAND: Ultra light and soft headband, so you can barely feel its existence, giving you less skin contact, giving you the flexibility and comfort of treatment. 3、FILTERS: The filters are designed with multiple exhaust holes to reduce the noise during use, giving you a quiet sleep experience and making you more comfortable to wear. 4、SILICONE CUSHION: Multi size silicone mats, designed for different people with different size Specifications, you can choose the right size according to your needs. 5、ULTRA LIGHT BEND: The bend is made of ultra light material, super soft bend, lightweight and flexible, not easy to deformation, removable, easy to clean. Specification Item Type: Nasal Pillow Assembly Material: Silicone Product Model: PH2 Package List 1 x Nasal Pillow 3 x Silicone Cushion 1 x Instruction Manual 3 x Filter 3 x Filter Cotton 1 x Connector