Get ready for the best your running shoes will ever feel with the Superfeet® Run Pacer Insoles. SuperRev™ foam cushions every impact and delivers springy bounce as you lift off, maximizing energy return and durability. The flexible arch shape works with your body's natural biomechanics and adapts to the movement of the foot. Heel cushioning protects against ground impact, while the Moisturewick™ top cover helps reduce odors and keeps feet fresh. Designed to replace the removable liner in moderate to roomy running shoes.