Its certainly a worth deal and each word from the website as said below is true.
Guys, you just gotta test it.. oops..taste it! M I goin to wild in saying that? but its a shoe to fall in love with..
You’ll feel in control with these energy managers. Superior a3 technology uses polyurethane components and cushioning guidance to let your every move be communicated to your shoe, maximizing energy flow and return. The a3’s engineering manages energy through the entire footstrike, providing protection against over-pronation, strategic cushioning to absorb impact forces and a midfoot transition plate that transfers energy from the rearfoot to the forefoot.