Topo Athletic Zephyr running shoes provide a stable and responsive ride for road training. These sneakers utilize a ZipFoam core for lightweight cushioning and an Ortholite insole for enhanced comfort. The breathable mesh upper is designed with a spacious toe box to allow for natural toe splay, while the plantar flexion stabilizer helps maintain a smooth transition through the gait cycle. Brand: Topo Athletic Model: Zephyr Style: Road Running Color: Blue, Black, White Size: Men's US 11.5 Upper Material: Mesh Outsole: Rubber Closure: Lace Up Features: ZipFoam Core, Ortholite Insole, Plantar Flexion Stabilizer Toe Box: Wide/Anatomical Heel-to-Toe Drop: 5mm Weight: Lightweight Keywords: Gorpcore, Athletic, Marathon, Jogging, Fitness, Gym, Trainer, Supportive, Breathable, Performance, Activewear, Foot Health, Neutral Runner