A NEW specifically engineered O FIT Rugged Trail Insole featuring poured PU provides long-term cushioning & support on variable, rugged terrain. GORE-TEX materials are engineered to keep you dry in all climates. Engineered for lightweight stability and comfort, our proprietary ACT+ cushioning system enhances our base ACT compression molded EVA foam by infusing it with performance properties that provides a ride that is both efficient and stable. Our proprietary Trail Tread outsoles feature more than just a rubber compound.