Waterproof H2 Polar Evoluted Hood - 5/10mm Ammonite Accessories the anti-slip surface keeps it

the anti-slip surface keeps it in place

where the additional weight is a benefit (spreading out the weight needed to compensate for buoyancy while taking it off the diver's waist)

An auto on/off feature means it's always ready

The hood bib (collar) works effectively

Waterproof H2 Polar Evoluted Hood - 5/10mm Ammonite Accessories the anti-slip surface keeps itWaterproof H2 Polar Evoluted Hood 5 10mm The Waterproof H2 Polar Evoluted Hood features 10mm double layered protection in critical heat loss areas. Additionally, it utilises 5mm glideskin seals for the neck and face to ensure a dry, warm fit. This high performance diving hood includes the unique HAVS (Hood Air Venting System) for maximum comfort. This system uses one way valves to vent annoying air buildup that often occurs during a dive.