The SS-81 safe-second features a venturi adjustment lever in a compact case design with an ortho-consciously designed mouthpiece.
Elliptical low-profile case design | |
| > | S.E.A. – Sequential Exhaust Assist technology (Pat P.) |
| > | Venturi adjustment lever |
| > | Built-in moisture exchange plate |
| > | Breathing Resistance Adjustment Control |
| > | Ortho-consciously designed mouthpiece |
