Astral V-Eight PFDType III Breathing is good. PFDs help us stay afloat so we can breathe now here's a PFD that can also breathe. Astral's V Eight with Airescape technology vents naturally for unparalleled comfort. Next to your body a wide, soft, open weave mesh allows free transport of warm air and sweat away from your torso. The inside of the PFD's foam has a textured surface that reduces body contact by 70%, creating channels for air to move freely. Strategically