- Techknit Engineered Mesh and Surge NRG Foam enhanced with supercritical foam for ultimate response and durable support for any movement
- Features secure engineered lacing system, gusseted tongue to prevent shifting, and molded sock liner
- Lightweight breathability
- Beveled heel to assist with landing control
- Carbon rubber outsole for maximized traction and durability
All day comfort and versatility. The Techknit RNR-1 Trainer features SurgeNRG enhanced with supercritical foam for ultimate all day comfort and durable support for any movement. The Techknit 3D knit upper construction is also a key feature of this shoe, as it provides the perfect amount of breathability to keep you moving comfortably.