The Tusa Safe Second, SS-81 is a compact octopus regulator designed for scuba and diving scenarios. Its streamlined, low-profile case minimizes drag for smoother underwater performance. A user-friendly Venturi adjustment lever provides precise air delivery control, while an ergonomic, ortho-conscious mouthpiece helps reduce jaw fatigue during extended dives.

Incorporating S.E.A. (Sequential Exhaust Assist) technology supports efficient exhalation, and a moisture exchange plate helps maintain natural breathing comfort at depth. A breathing resistance control knob lets divers tailor airflow to personal preference, ensuring reliable performance across varied diving conditions.