Flourescent Directional Line Marker for Wreck Penetration.

Essential for all serious wreck divers who practice wreck penetration.

Flourescent line maker arrows to highlight the exit direction in low visibilty or "silt out" conditions whilst pebetrating wreck. Easy to use, low-tech design, that takes all the guess work out of the equation when you need to reorient yourself whislt in a wreck.