- 200 denier nylon
- Easily inflated at depth
- Diver’s Alert Markers use an integrated over pressure-relief valve, allowing them to be deployed from depth
- When deflated, all markers fit in a Halcyon thigh pocket or backplate MC Storage Pak
- Big and Super Big Alert Markers are marked with Coast Guard approved SOLAS reflective tape
- Halcyon Diver Alert Markers (except semi-closed model) feature our No-Lock® connector for oral inflate or LP hose connection
- Halcyon offers several Diver Alert Markers in a variety of colors. These combinations support divers that wish to carry one color to mark position and one to mark emergencies.