G4G = G4 Guide	G4P = G4 Pro	G3G = G3 Guide
G3C = G3 Convertible	RVS = Rivershed	RTS = RiverTek
FS = Freestone	BS = Blackfoot	EX = ExStream Bootfoot

*XXLS and XXLK are custom sizes with a $50 upcharge
**3XL and 3XLS are custom sizes with a $75 upcharge
***4XL is a custom size with a $150 upcharge