1. Leak-proof, soft and comfortable seal cushion in facial contoured design
2. Color coding hook ring for easy size identification
3. Soft clear crown and cushion design for better patient observation
4. Single patient use to prevent cross contamination
5. Lightweight for patient comfort
6. Front check valve allows easy adjustment of cushion air volume.
7. Minimum dead space
8. ISO standard 22mm taper ID and 15mm OD connector
9. Delicate engineering and strict test control.
10. 6 sizes available - Size#0, 1, 2, 3, 4, 5
