Fencia Comfortable Nasal Mask with 3 Size Pillow (S, M, L Size all Including) A Complete Set

1. The nasal pillow is lighter than the general types 2. 360° swivel elbow for added comfort 3. Multi-standard silicone pad alternative,come with three sizes for different groups of people. 4. Upgraded design multi-exhaust valve 5. Low noise, quiet 21dB. 6. Compatible with most standard machines