All-Day Comfort and Versatility. The Techknit RNR-1 Trainer features SurgeNRG+ enhanced with supercritical foam for long-lasting comfort and durable support for every move. The three-dimensional Techknit upper construction is also a key feature of this shoe, providing the perfect amount of breathability to allow you to move comfortably.

Technology

• Techknit Technical Jersey
• Surge NRG+ foam enhanced with supercritical foam for ultimate response and durable support for every move

Characteristics

• Lightweight breathability
• Secure engineered lacing system
• Beveled heel to aid landing control
• Carbon rubber outsole for maximum traction and durability
• Tongue with gaiters to prevent shifting
• Shaped insole
• 3mm supercritical TPU topsole
• 4mm heel-toe differential