Spenco Propel + Carbon Performance Insole drymax and irritation-free

and irritation-free

and high-impact runs

Place in the stands to get deeper into the muscle tissue

blister-free fit with zero bulk

Flat-knit design reduces bulk for a better fit in shoes

Spenco Propel + Carbon Performance Insole drymax and irritation-freeSpenco Propel + Carbon Performance Insoles deliver explosiveness with each foot strike. Turn your everyday trainer into an elite race ready shoe with the Spenco Propel + Carbon insole. Designed by biomechanical experts, this insole features a carbon plate for explosiveness with each foot strike and INergy Foam for next level energy efficiency. Features Carbon Plate provides forward propulsion and explosiveness with each foot strike Responsive INergy