•Innovative & streamlined barrel and semi-dry top.
•Splash-guard against water entering at the surface.
•Black silicone flex-section and AC-21F mouthpiece, and easy adjusting AC-77 swivel snorkel keeper. •Soft and comfortable AC-21-G mouthpiece is Problue top selling mouthpiece.
•Easy purge system with the addition of purge cover to protect the silicone diaphragm.
•Barrel, dry top and lower housing's color to remain the black, and the inner top piece and lower housing clips can be changed 6 different colors for diver more choice.
•Available colors: N. Yellow/BK Blue/BK N. Green/BK Black/BK Silver Grey/BK Red/BK
