for getting started a lot of us used old rock climbing harness' and then you can find a simple hook style bar for c. $20 and learn to strop in or
attach the chicken loop of your rig.
NASA wings -1 to 12m [mostly KM4]
Foils -2 -12m [mostly PL & Pansh]
VTT Stinger on Midi's
Another day in Paradise...