DIVEWAYS / Dive Ways Super Trister; Maximum Boot Size Used: 11.0 inches (28 cm); Fin Strap Hook (PAT.) Color: Black; Material: Rubber (non-float); Dimensions: Blade Width: 8.7 inches (220 cm); Blade Length: 18.5 inches (470 cm); Pocket Width: 3.5 inches (100 g) (one foot).