The X is For a little extra height. Oboz's proprietary insole is what they are known for. Molded to match the specific shape and construction of every pair they make, this purpose-designed technology delivers the kind of fit, feel and performance that’s unmatched in the industry.
Features:
A proprietary rubberized EVA that adapts to varying terrain. This unique blend of dualdensity, lightweight cushioning system provides the wearer a high level of energy efficiency and a softer heel strike landing zone.
Oboz’s most-tested rubber compound boasting superior slip-resistance, enhanced durability, and improved elongation and tensile strength.