Adhesion contract with click-wrap agreement? Unconscionable terms with public policy issues? Truth an inherent defense to libel? IANAL, but I can't imagine a court anywhere enforcing this.
EDIT: Also, nothing in her review is even actionable as libel.
EDIT2: Also, contract not completed, Kleargear is in breach.
I mean this is such an egregious example of fuckishness that I can't even get my thoughts straight. KlearGear needs to go DOWN.