The easiest killing machine! The Arch Flex provides an aggressive but at ease have compatibility that provides the shark an unparalleled level of performance. Built across the original Shark last, we?ve resurrected this old favorite providing new features to make this model the weapon of choice. By utilizing our 1.8mm R2 rand rubber, the Arch Flex system gives our redesigned Shark an unbelievably at ease and glove-like have compatibility. The elastic property in our R2 formula hugs and locks your foot in to position with out the pain related to other high performance shoes.
Higher Subject matter: synthetic
Closure: hook-and-loop strap
Rubber: Science Friction 3.0