Halcyon Big Diver's Alert Marker, 4.5' (1.4 m) Long, Closed Circuit, Yellow LOC-SE *CRI is a measure of

*CRI is a measure of a light source’s ability to show object colors “realistically” or “naturally” compared to daylight

Whether you’re a recreational diver or a technical diver

Push button buckle for easy adjustments

Sentry Tech Dry combines thermal and operational capabilities that meet the demands of commercial divers with the flexibility and comfort of a tropical wetsuit

helping you track marine life and navigate reefs with greater awareness

Halcyon Big Diver's Alert Marker, 4.5' (1.4 m) Long, Closed Circuit, Yellow LOC-SE *CRI is a measure ofThis 140 cm high visibility diver's alert marker delivers a reliable surface marker buoy for technical and recreational dives, designed for clear identification at the surface. Constructed from abrasion resistant coated fabric with an inflatable bladder, it uses an oral inflation valve and a dump valve for controlled deflation. High visibility yellow with reflective accents improves daytime and low light detection, and reinforced attachment points