Advanced surface marker buoy (or SMB) for safe ascents and surface visibility.
|จุดเด่น||- 137cm (54″ – 4.4ft) Divers surface marker with a unique two-layer design.
- Outer layer is made of tough nylon with water-resistant PU coating.
- Oral inflate or inflate with low pressure hose.
- Special enclosure will automatically trap all incoming gas.
- Sturdy storage pouch has a mesh bottom for quick drainage.