STRAP DOWN THEN TAKE OFF. The Nike Renew In-Season TR 10 has a deep comfortable footbed with foam to give you superior cushioning and energy return for cardio-heavy classes. The midfoot strap integrates with the laces to hold down your foot during high-paced moves. Lightweight, breathable material helps keep your foot cool. Dual-density foam provides responsive cushioning for lasting comfort for continuous cardio. Durable overlays around the midfoot integrate with the laces to hold down your foot during high-paced moves. Rubber tread in high-wear areas provides durable traction.