Open Box Dive Alert SMB Surface Marker Buoy - Orange Used Rashguards The One Vision diving mask

The One Vision diving mask is a single-glass mask

Wide panoramic anti-fog screen

such as trimix computers

Optical heart rate technology gauges activity intensity as well as heart rate variability to calculate your stress level

Open Box Dive Alert SMB Surface Marker Buoy - Orange Used Rashguards The One Vision diving maskPlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION The DiveAlert SMB (surface marker buoy) features Closed Circuit (one way valve) construction, which prevents air spill at the surface. Inflate on the surface to attract visual attention or redundant flotation. Inflate at depth to send up as a surface marker. Solas reflective tape (Coast Guard approved) across the top of