XS Scuba Over Pressure Valve (OPV) Complete Assembly Size:1 2 button push OC bailout

2 button push OC bailout

7mm neoprene

While it will cater more to hardcore cave divers

CASIO WVA470E-1AV

Construction: 85% Polyester and 15% Spandex

XS Scuba Over Pressure Valve (OPV) Complete Assembly Size:1 2 button push OC bailoutXS Scuba Over Pressure Valve is a great save a dive kit item that will help you prevent the rupture of your lift bag or BCD. XS Scuba Over Pressure Valve is designed to help you prevent the rupture of your lift bag or BCD in case they get over inflated. The valve works by automatically compressing the valve spring and relieving the pressure. The durable construction and the use of non corrosive plastic ensure that the OPV will withstand a lot of wear