ABSORBING AND LIGHTWEIGHT. Nike Renew In-Season TR 10 boasts an extremely comfortable foam insole and provides superior cushioning and energy for the most intense cardio workouts. The strap on the middle area is integrated to the laces to keep the foot firmly during high-intensity movements. Lightweight and breathable material for always fresh skin. Dual density foam ensures responsive cushioning for long-lasting comfort for continuous cardio workouts. Strong outer layers on the middle area integrated to the laces to keep the foot firmly during high-intensity movements. Rubber tread in areas most prone to wear for traction and strength.