Wing Jackets are the buoancy control systems for advanced and technical divers. They are reliable, upgradeable and repairable. Whatever does not fit, whatever fails, yust exchange it. Comfort, trim and universability are unbeatable. Single tank, double tank or rebby ... the system will do it.
A wing system consits of several parts. To start with you need a back plate and the webbing. Then a wing bladder that fits your diving. You can than add a couple of extras that may be useful. At last ... just add a tank and a diver ... Ready to go!