Monkey Fist, Free-fly, PlasticSize:
27", 30", 33"
F-111: Due to its properties it lets some air through and produces less "dancing" of the bag as the pilot chute inflates and pulls the main canopy from the deployment bag.
ZP: Zero Porosity has a greater pull force because little to no air passes through it this in turn exerts a greater pull force. ZP on average last twice as long.